usn-4794-1
Vulnerability from osv_ubuntu
Published
2021-03-15 21:15
Modified
2026-06-25 10:45
Summary
libupnp vulnerabilities
Details

Matthew Garrett discovered that libupnp mishandled POST requests by default. An attacker could use this vulnerability to write files to arbitrary locations in the victim's filesystem, possibly as root. (CVE-2016-6255)

It was discovered that libupnp mishandled certain input. A remote attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code. (CVE-2016-8863)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2016-6255",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2016-8863",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libupnp6",
            "binary_version": "1:1.6.19+git20160116-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "libupnp",
        "purl": "pkg:deb/ubuntu/libupnp@1:1.6.19+git20160116-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.6.19+git20160116-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:1.6.19+git20141001-1",
        "1:1.6.19+git20141001-1ubuntu1",
        "1:1.6.19+git20160116-1"
      ]
    }
  ],
  "aliases": [],
  "details": "Matthew Garrett discovered that libupnp mishandled POST requests by\ndefault. An attacker could use this vulnerability to write files to\narbitrary locations in the victim\u0027s filesystem, possibly as root.\n(CVE-2016-6255)\n\nIt was discovered that libupnp mishandled certain input. A remote attacker\ncould use this vulnerability to cause a denial of service (crash) or\npossibly execute arbitrary code. (CVE-2016-8863)\n",
  "id": "USN-4794-1",
  "modified": "2026-06-25T10:45:59Z",
  "published": "2021-03-15T21:15:46Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4794-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-6255"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-8863"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "libupnp vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2016-6255",
    "UBUNTU-CVE-2016-8863"
  ]
}



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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.


Detection rules are retrieved from Rulezet.