RHSA-2021:4913

Vulnerability from csaf_opensuse - Published: 2021-12-02 00:00 - Updated: 2026-09-20 11:18
Summary
security update for mailman
Severity
Important
Notes
Title of the patch: security update for mailman
Description of the patch: This security update provides a functional equivalent of RHSA-2021:4913. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2021:4913.
Patchnames: RHSA-2021:4913
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2016-6893
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 7 LTSS:mailman-3:2.1.15-30.el7_9.2.x86_64 —
Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:mailman-3:2.1.15-30.el7_9.2.x86_64 —
Vendor Fix
Threats
Impact low
CVE-2021-42097
5.3 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products
Recommended 2 products, the same list as for CVE-2016-6893
Threats
Impact moderate
CVE-2021-44227
7.6 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
Affected products
Recommended 2 products, the same list as for CVE-2016-6893
Threats
Impact important
References
To clipboard 

{
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      "text": "Important"
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    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
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    "notes": [
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        "title": "Title of the patch"
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        "title": "Description of the patch"
      },
      {
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        "text": "RHSA-2021:4913",
        "title": "Patchnames"
      },
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        "category": "legal_disclaimer",
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      "revision_history": [
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  "vulnerabilities": [
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      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2016-6893"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Cross-site request forgery (CSRF) vulnerability in the user options page in GNU Mailman 2.1.x before 2.1.23 allows remote attackers to hijack the authentication of arbitrary users for requests that modify an option, as demonstrated by gaining access to the credentials of a victim\u0027s account.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Liberty Linux 7 LTSS:mailman-3:2.1.15-30.el7_9.2.x86_64",
          "SUSE Liberty Linux 7:mailman-3:2.1.15-30.el7_9.2.x86_64"
        ]
      },
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        },
        {
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          "summary": "SUSE Bug 997205 for CVE-2016-6893",
          "url": "https://bugzilla.suse.com/997205"
        }
      ],
      "remediations": [
        {
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          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Liberty Linux 7 LTSS:mailman-3:2.1.15-30.el7_9.2.x86_64",
            "SUSE Liberty Linux 7:mailman-3:2.1.15-30.el7_9.2.x86_64"
          ]
        }
      ],
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            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
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          ]
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          "date": "2021-12-02T00:00:00Z",
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        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).",
          "title": "CVE description"
        }
      ],
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        }
      ],
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          "product_ids": [
            "SUSE Liberty Linux 7 LTSS:mailman-3:2.1.15-30.el7_9.2.x86_64",
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        {
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
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          },
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          "text": "https://www.suse.com/security/cve/CVE-2021-44227"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.",
          "title": "CVE description"
        }
      ],
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            "SUSE Liberty Linux 7 LTSS:mailman-3:2.1.15-30.el7_9.2.x86_64",
            "SUSE Liberty Linux 7:mailman-3:2.1.15-30.el7_9.2.x86_64"
          ]
        }
      ],
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L",
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          },
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          ]
        }
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          "date": "2021-12-02T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-44227"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.