ubuntu-cve-2022-36647
Vulnerability from osv_ubuntu
Published
2022-09-02 22:15
Modified
2026-04-22 07:41
Summary
Details

PKUVCL davs2 v1.6.205 was discovered to contain a global buffer overflow via the function parse_sequence_header() at source/common/header.cc:269.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "davs2",
            "binary_version": "1.6-1"
          },
          {
            "binary_name": "libdavs2-16",
            "binary_version": "1.6-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "davs2",
        "purl": "pkg:deb/ubuntu/davs2@1.6-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.6-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "davs2",
            "binary_version": "1.6-1build1"
          },
          {
            "binary_name": "libdavs2-16",
            "binary_version": "1.6-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "davs2",
        "purl": "pkg:deb/ubuntu/davs2@1.6-1build1?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.6-1",
        "1.6-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "PKUVCL davs2 v1.6.205 was discovered to contain a global buffer overflow via the function parse_sequence_header() at source/common/header.cc:269.",
  "id": "UBUNTU-CVE-2022-36647",
  "modified": "2026-04-22T07:41:38Z",
  "published": "2022-09-02T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-36647"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/pkuvcl/davs2/issues/29"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-36647"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2022-36647"
  ]
}



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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.