rhsa-2023_4919
Vulnerability from csaf_redhat
Published
2023-08-31 13:27
Modified
2024-11-15 10:57
Summary
Red Hat Security Advisory: Red Hat Single Sign-On 7.6.5 security update on RHEL 8

Notes

Topic
New Red Hat Single Sign-On 7.6.5 packages are now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. 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 7.6 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 7.6.5 on RHEL 8 serves as a replacement for Red Hat Single Sign-On 7.6.4, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * undertow: OutOfMemoryError due to @MultipartConfig handling (CVE-2023-3223) * jackson-databind: Possible DoS if using JDK serialization to serialize JsonNode (CVE-2021-46877) * jettison: Uncontrolled Recursion in JSONArray (CVE-2023-1436) For more details about the security issue(s), including the impact, a CVSS score, 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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          "title": "Vulnerability description"
        },
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          "title": "Vulnerability summary"
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            "privilegesRequired": "NONE",
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      "threats": [
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          "details": "Moderate"
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      "title": "jackson-databind: Possible DoS if using JDK serialization to serialize JsonNode"
    },
    {
      "cve": "CVE-2023-1436",
      "cwe": {
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      },
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        }
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          "text": "A flaw was found in Jettison. Infinite recursion is triggered in Jettison when constructing a JSONArray from a Collection that contains a self-reference in one of its elements. This issue leads to a StackOverflowError exception being thrown.",
          "title": "Vulnerability description"
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          "text": "jettison: Uncontrolled Recursion in JSONArray",
          "title": "Vulnerability summary"
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        {
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          "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.",
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          "summary": "https://research.jfrog.com/vulnerabilities/jettison-json-array-dos-xray-427911/",
          "url": "https://research.jfrog.com/vulnerabilities/jettison-json-array-dos-xray-427911/"
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      "scores": [
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          "cvss_v3": {
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            "attackVector": "NETWORK",
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            "baseScore": 7.5,
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            "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": [
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            "8Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.9-1.redhat_00001.1.el8sso.src",
            "8Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.9-1.redhat_00001.1.el8sso.noarch"
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          "category": "impact",
          "details": "Moderate"
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    },
    {
      "acknowledgments": [
        {
          "names": [
            "Keke Lian \u0026 Haoran Zhao"
          ],
          "organization": "System and Software Security Lab in Fudan University"
        }
      ],
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      "cwe": {
        "id": "CWE-789",
        "name": "Memory Allocation with Excessive Size Value"
      },
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      "ids": [
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          "text": "2209689"
        }
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          "text": "A flaw was found in undertow. Servlets annotated with @MultipartConfig may cause an OutOfMemoryError due to large multipart content. This may allow unauthorized users to cause remote Denial of Service (DoS) attack. If the server uses fileSizeThreshold to limit the file size, it\u0027s possible to bypass the limit by setting the file name in the request to null.",
          "title": "Vulnerability description"
        },
        {
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          "text": "undertow: OutOfMemoryError due to @MultipartConfig handling",
          "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": {
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            "8Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.9-1.redhat_00001.1.el8sso.noarch",
            "8Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.9-1.redhat_00001.1.el8sso.src",
            "8Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.9-1.redhat_00001.1.el8sso.noarch"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2023:4919"
        }
      ],
      "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": [
            "8Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.9-1.redhat_00001.1.el8sso.noarch",
            "8Base-RHSSO-7.6:rh-sso7-keycloak-0:18.0.9-1.redhat_00001.1.el8sso.src",
            "8Base-RHSSO-7.6:rh-sso7-keycloak-server-0:18.0.9-1.redhat_00001.1.el8sso.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "undertow: OutOfMemoryError due to @MultipartConfig handling"
    }
  ]
}


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