ubuntu-cve-2021-41055
Vulnerability from osv_ubuntu
Published
2021-10-11 03:15
Modified
2025-10-24 04:50
Summary
Details

Gajim 1.2.x and 1.3.x before 1.3.3 allows remote attackers to cause a denial of service (crash) via a crafted XMPP Last Message Correction (XEP-0308) message in multi-user chat, where the message ID equals the correction ID.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "python-nbxmpp",
            "binary_version": "0.5.3-1"
          },
          {
            "binary_name": "python3-nbxmpp",
            "binary_version": "0.5.3-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "python-nbxmpp",
        "purl": "pkg:deb/ubuntu/python-nbxmpp@0.5.3-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.5.1-2",
        "0.5.3-1"
      ]
    }
  ],
  "aliases": [],
  "details": "Gajim 1.2.x and 1.3.x before 1.3.3 allows remote attackers to cause a denial of service (crash) via a crafted XMPP Last Message Correction (XEP-0308) message in multi-user chat, where the message ID equals the correction ID.",
  "id": "UBUNTU-CVE-2021-41055",
  "modified": "2025-10-24T04:50:34Z",
  "published": "2021-10-11T03:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-41055"
    },
    {
      "type": "REPORT",
      "url": "https://dev.gajim.org/gajim/gajim/-/issues/10638"
    },
    {
      "type": "REPORT",
      "url": "https://dev.gajim.org/gajim/python-nbxmpp/-/commit/8a626829d7c4b14077f764e61b1d1e867d21413f"
    },
    {
      "type": "REPORT",
      "url": "https://dev.gajim.org/gajim/gajim/-/tags/gajim-1.3.3"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41055"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-41055"
  ]
}



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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

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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.
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  • 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.


Detection rules are retrieved from Rulezet.