rhsa-2021_5170
Vulnerability from csaf_redhat
Published
2021-12-15 19:08
Modified
2024-11-22 18:00
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.4.10 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 7.4.10 serves as a replacement for Red Hat Single Sign-On 7.4.9, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * undertow: potential security issue in flow control over HTTP/2 may lead to DOS (CVE-2021-3629) * wildfly-elytron: possible timing attack in ScramServer (CVE-2021-3642) * wildfly: incorrect JBOSS_LOCAL_USER challenge location may lead to giving access to all the local users (CVE-2021-3717) * jsoup: Crafted input may cause the jsoup HTML and XML parser to get stuck (CVE-2021-37714) * xml-security: XPath Transform abuse allows for information disclosure (CVE-2021-40690) * resteasy: Error message exposes endpoint class information (CVE-2021-20289) 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": "A security update is now available for Red Hat Single Sign-On 7.4 from the Customer Portal.\n\nRed 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.",
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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 7.4.10 serves as a replacement for Red Hat Single Sign-On 7.4.9, 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: potential security issue in flow control over HTTP/2 may lead to DOS (CVE-2021-3629)\n\n* wildfly-elytron: possible timing attack in ScramServer (CVE-2021-3642)\n\n* wildfly: incorrect JBOSS_LOCAL_USER challenge location may lead to giving access to all the local users (CVE-2021-3717)\n\n* jsoup: Crafted input may cause the jsoup HTML and XML parser to get stuck (CVE-2021-37714)\n\n* xml-security: XPath Transform abuse allows for information disclosure (CVE-2021-40690)\n\n* resteasy: Error message exposes endpoint class information (CVE-2021-20289)\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.",
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      "ids": [
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          "text": "1977362"
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          "category": "description",
          "text": "A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability.",
          "title": "Vulnerability description"
        },
        {
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          "text": "undertow: potential security issue in flow control over HTTP/2 may lead to DOS",
          "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"
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          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1977362"
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3629",
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          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3629",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3629"
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      "release_date": "2021-03-29T00:00:00+00:00",
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          "date": "2021-12-15T19:08:11+00:00",
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          "product_ids": [
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          ],
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          "url": "https://access.redhat.com/errata/RHSA-2021:5170"
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      "scores": [
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            "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",
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          "products": [
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
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      ],
      "title": "undertow: potential security issue in flow control over HTTP/2 may lead to DOS"
    },
    {
      "cve": "CVE-2021-3642",
      "cwe": {
        "id": "CWE-203",
        "name": "Observable Discrepancy"
      },
      "discovery_date": "2021-06-30T00:00:00+00:00",
      "ids": [
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          "text": "1981407"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Wildfly Elytron where ScramServer may be susceptible to Timing Attack if enabled. The highest threat of this vulnerability is confidentiality.",
          "title": "Vulnerability description"
        },
        {
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          "text": "wildfly-elytron: possible timing attack in ScramServer",
          "title": "Vulnerability summary"
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        {
          "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"
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      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.10"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "wildfly-elytron: possible timing attack in ScramServer"
    },
    {
      "cve": "CVE-2021-3717",
      "cwe": {
        "id": "CWE-552",
        "name": "Files or Directories Accessible to External Parties"
      },
      "discovery_date": "2021-07-27T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1991305"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Wildfly. An incorrect JBOSS_LOCAL_USER challenge location when using the elytron configuration may lead to JBOSS_LOCAL_USER access to all users on the machine. The highest threat from this vulnerability is to confidentiality, integrity, and availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "wildfly: incorrect JBOSS_LOCAL_USER challenge location may lead to giving access to all the local users",
          "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"
        }
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          "category": "external",
          "summary": "RHBZ#1991305",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1991305"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3717",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3717"
        },
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          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3717",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3717"
        }
      ],
      "release_date": "2021-08-18T00:00:00+00:00",
      "remediations": [
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          "category": "vendor_fix",
          "date": "2021-12-15T19:08:11+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 7.4.10"
          ],
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            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:5170"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.10"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "wildfly: incorrect JBOSS_LOCAL_USER challenge location may lead to giving access to all the local users"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Dirk Papenberg"
          ],
          "organization": "NTT DATA Germany"
        }
      ],
      "cve": "CVE-2021-20289",
      "cwe": {
        "id": "CWE-209",
        "name": "Generation of Error Message Containing Sensitive Information"
      },
      "discovery_date": "2021-03-05T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1935927"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method\u0027s parameter value. The highest threat from this vulnerability is to data confidentiality.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "resteasy: Error message exposes endpoint class information",
          "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 7.4.10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-20289"
        },
        {
          "category": "external",
          "summary": "RHBZ#1935927",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1935927"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-20289",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-20289"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-20289",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20289"
        }
      ],
      "release_date": "2021-03-03T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-12-15T19:08:11+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 7.4.10"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:5170"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Single Sign-On 7.4.10"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "resteasy: Error message exposes endpoint class information"
    },
    {
      "cve": "CVE-2021-37714",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2021-08-18T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1995259"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "jsoup is a Java library for working with HTML. Those using jsoup versions prior to 1.14.2 to parse untrusted HTML or XML may be vulnerable to DOS attacks. If the parser is run on user supplied input, an attacker may supply content that causes the parser to get stuck (loop indefinitely until cancelled), to complete more slowly than usual, or to throw an unexpected exception. This effect may support a denial of service attack. The issue is patched in version 1.14.2. There are a few available workarounds. Users may rate limit input parsing, limit the size of inputs based on system resources, and/or implement thread watchdogs to cap and timeout parse runtimes.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "jsoup: Crafted input may cause the jsoup HTML and XML parser to get stuck",
          "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 7.4.10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-37714"
        },
        {
          "category": "external",
          "summary": "RHBZ#1995259",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1995259"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-37714",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-37714"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-37714",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-37714"
        },
        {
          "category": "external",
          "summary": "https://github.com/jhy/jsoup/security/advisories/GHSA-m72m-mhq2-9p6c",
          "url": "https://github.com/jhy/jsoup/security/advisories/GHSA-m72m-mhq2-9p6c"
        }
      ],
      "release_date": "2021-08-18T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-12-15T19:08:11+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 7.4.10"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:5170"
        }
      ],
      "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 7.4.10"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "jsoup: Crafted input may cause the jsoup HTML and XML parser to get stuck"
    },
    {
      "cve": "CVE-2021-40690",
      "cwe": {
        "id": "CWE-200",
        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "discovery_date": "2021-09-19T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2011190"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "All versions of Apache Santuario - XML Security for Java prior to 2.2.3 and 2.1.7 are vulnerable to an issue where the \"secureValidation\" property is not passed correctly when creating a KeyInfo from a KeyInfoReference element. This allows an attacker to abuse an XPath Transform to extract any local .xml files in a RetrievalMethod element.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xml-security: XPath Transform abuse allows for information disclosure",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Since OpenShift Container Platform (OCP) 4.7, the logging-elasticsearch6-container is shipping as a part of the OpenShift Logging product (openshift-logging/elasticsearch6-rhel8). The elasticsearch component delivered in OCP 4.6 is marked as `Out of support scope` because these versions are already under Maintenance Phase of the support.",
          "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 7.4.10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-40690"
        },
        {
          "category": "external",
          "summary": "RHBZ#2011190",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2011190"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-40690",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-40690"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-40690",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40690"
        },
        {
          "category": "external",
          "summary": "https://lists.apache.org/thread.html/r8848751b6a5dd78cc9e99d627e74fecfaffdfa1bb615dce827aad633%40%3Cdev.santuario.apache.org%3E",
          "url": "https://lists.apache.org/thread.html/r8848751b6a5dd78cc9e99d627e74fecfaffdfa1bb615dce827aad633%40%3Cdev.santuario.apache.org%3E"
        }
      ],
      "release_date": "2021-09-17T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-12-15T19:08:11+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 7.4.10"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:5170"
        }
      ],
      "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 7.4.10"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "xml-security: XPath Transform abuse allows for information disclosure"
    }
  ]
}


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