rhsa-2023_3945
Vulnerability from csaf_redhat
Published
2023-06-29 15:05
Modified
2024-11-22 23:20
Summary
Red Hat Security Advisory: open-vm-tools security update

Notes

Topic
An update for open-vm-tools is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Low. 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
The Open Virtual Machine Tools are the open source implementation of the VMware Tools. They are a set of guest operating system virtualization components that enhance performance and user experience of virtual machines. Security Fix(es): * open-vm-tools: authentication bypass vulnerability in the vgauth module (CVE-2023-20867) 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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        "relates_to_product_reference": "AppStream-8.2.0.Z.TUS"
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  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Mandiant"
          ]
        }
      ],
      "cve": "CVE-2023-20867",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "discovery_date": "2023-06-07T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2213087"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the open-vm-tools package. An attacker with root access privileges over ESXi may be able to cause an authentication bypass in the vgauth module. This may lead to compromised confidentiality and integrity.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "open-vm-tools: authentication bypass vulnerability in the vgauth module",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Given the requirement that an attacker must have root access over ESXi to exploit the vulnerability, it is recommended to review access policies based on security best practices.",
          "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": {
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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2023-20867"
        },
        {
          "category": "external",
          "summary": "RHBZ#2213087",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2213087"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2023-20867",
          "url": "https://www.cve.org/CVERecord?id=CVE-2023-20867"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2023-20867",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-20867"
        },
        {
          "category": "external",
          "summary": "https://www.vmware.com/security/advisories/VMSA-2023-0013.html",
          "url": "https://www.vmware.com/security/advisories/VMSA-2023-0013.html"
        },
        {
          "category": "external",
          "summary": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
          "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
        }
      ],
      "release_date": "2023-06-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-06-29T15:05:46+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
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          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2023:3945"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.9,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
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        }
      ],
      "threats": [
        {
          "category": "exploit_status",
          "date": "2023-06-23T00:00:00+00:00",
          "details": "CISA: https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
        },
        {
          "category": "impact",
          "details": "Low"
        }
      ],
      "title": "open-vm-tools: authentication bypass vulnerability in the vgauth module"
    }
  ]
}


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