rhsa-2021_3534
Vulnerability from csaf_redhat
Published
2021-09-14 12:37
Modified
2024-11-05 23:56
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.4.9 security update

Notes

Topic
A security update is now available for Red Hat Single Sign-On 7.4 from the Customer Portal. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Red Hat Single Sign-On 7.4 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. This release of Red Hat Single Sign-On 7.4.9 serves as a replacement for Red Hat Single Sign-On 7.4.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * undertow: buffer leak on incoming websocket PONG message may lead to DoS (CVE-2021-3690) * jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception (CVE-2020-28491) * keycloak: Brute force attack is possible even after the account lockout (CVE-2021-3513) * undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS (CVE-2021-3597) * keycloak: Anyone can register a new device when there is no device registered for passwordless login (CVE-2021-3632) * keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack (CVE-2021-3637) * jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate (CVE-2021-28170) * apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6 (CVE-2021-29425) * keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity (CVE-2020-35509) * wildfly-core: Invalid Sensitivity Classification of Vault Expression (CVE-2021-3644) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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        "text": "Red Hat Single Sign-On 7.4 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.\n\nThis release of Red Hat Single Sign-On 7.4.9 serves as a replacement for Red Hat Single Sign-On 7.4.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.\n\nSecurity Fix(es):\n\n* undertow: buffer leak on incoming websocket PONG message may lead to DoS (CVE-2021-3690)\n\n* jackson-dataformat-cbor:  Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception (CVE-2020-28491)\n\n* keycloak: Brute force attack is possible even after the account lockout (CVE-2021-3513)\n\n* undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS (CVE-2021-3597)\n\n* keycloak: Anyone can register a new device when there is no device registered for passwordless login (CVE-2021-3632)\n\n* keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack (CVE-2021-3637)\n\n* jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate (CVE-2021-28170)\n\n* apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6 (CVE-2021-29425)\n\n* keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity (CVE-2020-35509)\n\n* wildfly-core: Invalid Sensitivity Classification of Vault Expression (CVE-2021-3644)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
        "title": "Details"
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  "vulnerabilities": [
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      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2021-02-18T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1930423"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "This affects the package com.fasterxml.jackson.dataformat:jackson-dataformat-cbor from 0 and before 2.11.4, from 2.12.0-rc1 and before 2.12.1. Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "In OpenShift Container Platform (OCP), the hive/presto/hadoop components that comprise the OCP metering stack, ship the vulnerable version of jackson-dataformat-cbor.\nSince the release of OCP 4.6, the metering product has been deprecated [1], hence the affected components are marked as wontfix.\nThis may be fixed in the future.\n\nIn OCP 4.6 the openshift4/ose-logging-elasticsearch6 container delivers the vulnerable version of jackson-dataformat-cbor, but OCP 4.6 is Out Of Support Scope (OOSS) for Moderate and Low impact vulnerabilities because it is now in the Maintenance Phase of the support, hence this component is marked as ooss. Since the release of OCP 4.7 this component is delivered as part of the OpenShift Logging product (openshift-logging/elasticsearch6-rhel8 container).\n\n[1] https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-release-notes.html#ocp-4-6-metering-operator-deprecated",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
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        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-28491"
        },
        {
          "category": "external",
          "summary": "RHBZ#1930423",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1930423"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-28491",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-28491"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-28491",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28491"
        },
        {
          "category": "external",
          "summary": "https://snyk.io/vuln/SNYK-JAVA-COMFASTERXMLJACKSONDATAFORMAT-1047329",
          "url": "https://snyk.io/vuln/SNYK-JAVA-COMFASTERXMLJACKSONDATAFORMAT-1047329"
        }
      ],
      "release_date": "2021-02-18T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
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          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Luca Leonardo Scorcia"
          ]
        }
      ],
      "cve": "CVE-2020-35509",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "discovery_date": "2021-01-04T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1912427"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in keycloak. An expired certificate would be accepted by the direct-grant authenticator because of missing time stamp validations. The highest threat from this vulnerability is to data confidentiality and integrity.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2020-35509"
        },
        {
          "category": "external",
          "summary": "RHBZ#1912427",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1912427"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2020-35509",
          "url": "https://www.cve.org/CVERecord?id=CVE-2020-35509"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-35509",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35509"
        }
      ],
      "release_date": "2021-01-04T00:00:00+00:00",
      "remediations": [
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          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Micha\u0142 Knapik \u0026 Peter Nicholson"
          ],
          "organization": "u2i"
        }
      ],
      "cve": "CVE-2021-3513",
      "cwe": {
        "id": "CWE-522",
        "name": "Insufficiently Protected Credentials"
      },
      "discovery_date": "2021-04-26T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1953439"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in keycloak where a brute force attack is possible even when the permanent lockout feature is enabled. This is due to a wrong error message displayed when wrong credentials are entered. The highest threat from this vulnerability is to confidentiality.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak: Brute force attack is possible even after the account lockout",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3513"
        },
        {
          "category": "external",
          "summary": "RHBZ#1953439",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1953439"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3513",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3513"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3513",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3513"
        }
      ],
      "release_date": "2021-04-26T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "keycloak: Brute force attack is possible even after the account lockout"
    },
    {
      "cve": "CVE-2021-3597",
      "cwe": {
        "id": "CWE-362",
        "name": "Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)"
      },
      "discovery_date": "2021-02-06T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1970930"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Red Hat OpenStack Platform\u0027s OpenDaylight will not be updated for this flaw because it was deprecated as of OpenStack Platform 14 and is only receiving security fixes for Important and Critical flaws.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3597"
        },
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          "category": "external",
          "summary": "RHBZ#1970930",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1970930"
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        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3597",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3597"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3597",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3597"
        }
      ],
      "release_date": "2021-06-11T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Florian Ritterhoff"
          ],
          "organization": "University of Applied Sciences Munich"
        }
      ],
      "cve": "CVE-2021-3632",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "discovery_date": "2021-06-20T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1978196"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak: Anyone can register a new device when there is no device registered for passwordless login",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3632"
        },
        {
          "category": "external",
          "summary": "RHBZ#1978196",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1978196"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3632",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3632"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3632",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3632"
        }
      ],
      "release_date": "2021-06-12T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "keycloak: Anyone can register a new device when there is no device registered for passwordless login"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Halil \u0130brahim \u015eener (hibsener@gmail.com)"
          ],
          "organization": "Picnic Technologies"
        }
      ],
      "cve": "CVE-2021-3637",
      "cwe": {
        "id": "CWE-770",
        "name": "Allocation of Resources Without Limits or Throttling"
      },
      "discovery_date": "2021-07-06T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1979638"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in keycloak-model-infinispan where the authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly. This issue leads to a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3637"
        },
        {
          "category": "external",
          "summary": "RHBZ#1979638",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1979638"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3637",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3637"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3637",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3637"
        }
      ],
      "release_date": "2020-12-14T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Darran Lofthouse"
          ],
          "organization": "Red Hat",
          "summary": "This issue was discovered by Red Hat."
        }
      ],
      "cve": "CVE-2021-3644",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "discovery_date": "2021-02-24T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1976052"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in wildfly-core in all versions. If a vault expression is in the form of a single attribute that contains multiple expressions, a user who was granted access to the management interface can potentially access a vault expression they should not be able to access and possibly retrieve the item which was stored in the vault. The highest threat from this vulnerability is data confidentiality and integrity.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "wildfly-core: Invalid Sensitivity Classification of Vault Expression",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Red Hat CodeReady Studio 12 is not affected by this flaw as it does not ship the vulnerable component of wildfly.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3644"
        },
        {
          "category": "external",
          "summary": "RHBZ#1976052",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1976052"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3644",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3644"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3644",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3644"
        }
      ],
      "release_date": "2021-07-14T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "wildfly-core: Invalid Sensitivity Classification of Vault Expression"
    },
    {
      "cve": "CVE-2021-3690",
      "cwe": {
        "id": "CWE-401",
        "name": "Missing Release of Memory after Effective Lifetime"
      },
      "discovery_date": "2021-08-06T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1991299"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "undertow: buffer leak on incoming websocket PONG message may lead to DoS",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Although Red Hat OpenStack Platform packages the vulnerable code in Opendaylight, it does not use or support the undertow-encapsulating features. The security impact for RHOSP is therefore rated as Low and no update will be provided at this time.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3690"
        },
        {
          "category": "external",
          "summary": "RHBZ#1991299",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1991299"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3690",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3690"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3690",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3690"
        }
      ],
      "release_date": "2021-07-30T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "undertow: buffer leak on incoming websocket PONG message may lead to DoS"
    },
    {
      "cve": "CVE-2021-28170",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "discovery_date": "2021-05-26T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1965497"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-28170"
        },
        {
          "category": "external",
          "summary": "RHBZ#1965497",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1965497"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-28170",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-28170"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-28170",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28170"
        },
        {
          "category": "external",
          "summary": "https://securitylab.github.com/advisories/GHSL-2020-021-jakarta-el/",
          "url": "https://securitylab.github.com/advisories/GHSL-2020-021-jakarta-el/"
        }
      ],
      "release_date": "2021-04-01T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate"
    },
    {
      "cve": "CVE-2021-29425",
      "cwe": {
        "id": "CWE-22",
        "name": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
      },
      "discovery_date": "2021-04-12T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1948752"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "In Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like \"//../foo\", or \"\\\\..\\foo\", the result would be the same value, thus possibly providing access to files in the parent directory, but not further above (thus \"limited\" path traversal), if the calling code would use the result to construct a path value.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "While the apache-commons-io package included in Red Hat Enterprise Linux 8 Maven App Stream contains the vulnerable code, it is not used in any way by Maven or other packages in this module.  This package is not an API component of Maven, thus the affected code can not be reached in any supported scenario.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Single Sign-On 7.4.9"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-29425"
        },
        {
          "category": "external",
          "summary": "RHBZ#1948752",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1948752"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-29425",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-29425"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-29425",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29425"
        }
      ],
      "release_date": "2021-04-12T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-09-14T12:37:26+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link (you must log in to download the update).",
          "product_ids": [
            "Red Hat Single Sign-On 7.4.9"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3534"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.9"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6"
    }
  ]
}


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