rhsa-2023_6492
Vulnerability from csaf_redhat
Published
2023-11-07 09:05
Modified
2024-11-22 23:45
Summary
Red Hat Security Advisory: tang security update

Notes

Topic
An update for tang is now available for Red Hat Enterprise Linux 9. 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
Tang is a server for binding data to network presence. It includes a daemon which provides cryptographic operations for binding to a remote service. The tang package provides the server side of the Network Bound Disk Encryption (NBDE) project. Security Fix(es): * tang: Race condition exists in the key generation and rotation functionality (CVE-2023-1672) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.3 Release Notes linked from 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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  "vulnerabilities": [
    {
      "cve": "CVE-2023-1672",
      "cwe": {
        "id": "CWE-362",
        "name": "Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)"
      },
      "discovery_date": "2023-03-22T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2180999"
        }
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      "notes": [
        {
          "category": "description",
          "text": "A race condition exists in the Tang server functionality for key generation and key rotation. This flaw results in a small time window where Tang private keys become readable by other processes on the same host.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "tang: Race condition exists in the key generation and rotation functionality",
          "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=2180999"
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            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.aarch64",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.ppc64le",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.s390x",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2023:6492"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "AppStream-9.3.0.GA:tang-0:14-2.el9.aarch64",
            "AppStream-9.3.0.GA:tang-0:14-2.el9.ppc64le",
            "AppStream-9.3.0.GA:tang-0:14-2.el9.s390x",
            "AppStream-9.3.0.GA:tang-0:14-2.el9.src",
            "AppStream-9.3.0.GA:tang-0:14-2.el9.x86_64",
            "AppStream-9.3.0.GA:tang-debuginfo-0:14-2.el9.aarch64",
            "AppStream-9.3.0.GA:tang-debuginfo-0:14-2.el9.ppc64le",
            "AppStream-9.3.0.GA:tang-debuginfo-0:14-2.el9.s390x",
            "AppStream-9.3.0.GA:tang-debuginfo-0:14-2.el9.x86_64",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.aarch64",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.ppc64le",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.s390x",
            "AppStream-9.3.0.GA:tang-debugsource-0:14-2.el9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "tang: Race condition exists in the key generation and rotation functionality"
    }
  ]
}


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