ubuntu-cve-2020-13775
Vulnerability from osv_ubuntu
Published
2020-06-02 23:15
Modified
2026-04-22 07:39
Summary
Details

ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash (with a NULL pointer dereference) if echo-message is not enabled and there is no network.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "znc",
            "binary_version": "1.2-3ubuntu0.1+esm3"
          },
          {
            "binary_name": "znc-perl",
            "binary_version": "1.2-3ubuntu0.1+esm3"
          },
          {
            "binary_name": "znc-python",
            "binary_version": "1.2-3ubuntu0.1+esm3"
          },
          {
            "binary_name": "znc-tcl",
            "binary_version": "1.2-3ubuntu0.1+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "znc",
        "purl": "pkg:deb/ubuntu/znc@1.2-3ubuntu0.1+esm3?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0-5",
        "1.0-5build1",
        "1.2-1",
        "1.2-2",
        "1.2-3",
        "1.2-3build1",
        "1.2-3ubuntu0.1",
        "1.2-3ubuntu0.1+esm1",
        "1.2-3ubuntu0.1+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "znc",
            "binary_version": "1.6.3-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-perl",
            "binary_version": "1.6.3-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-python",
            "binary_version": "1.6.3-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-tcl",
            "binary_version": "1.6.3-1ubuntu0.2+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "znc",
        "purl": "pkg:deb/ubuntu/znc@1.6.3-1ubuntu0.2+esm2?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.6.1-1",
        "1.6.1-1build1",
        "1.6.1-2",
        "1.6.2-1",
        "1.6.2-2",
        "1.6.2-2build1",
        "1.6.3-1",
        "1.6.3-1ubuntu0.1",
        "1.6.3-1ubuntu0.2",
        "1.6.3-1ubuntu0.2+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "znc",
            "binary_version": "1.6.6-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-perl",
            "binary_version": "1.6.6-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-python",
            "binary_version": "1.6.6-1ubuntu0.2+esm2"
          },
          {
            "binary_name": "znc-tcl",
            "binary_version": "1.6.6-1ubuntu0.2+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "znc",
        "purl": "pkg:deb/ubuntu/znc@1.6.6-1ubuntu0.2+esm2?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.6.5-2build2",
        "1.6.5-2build3",
        "1.6.5-2build4",
        "1.6.5-2build5",
        "1.6.6-1",
        "1.6.6-1ubuntu0.1",
        "1.6.6-1ubuntu0.2",
        "1.6.6-1ubuntu0.2+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "znc",
            "binary_version": "1.7.5-4ubuntu0.1~esm2"
          },
          {
            "binary_name": "znc-backlog",
            "binary_version": "0.20180824+1.7.5-4ubuntu0.1~esm2"
          },
          {
            "binary_name": "znc-perl",
            "binary_version": "1.7.5-4ubuntu0.1~esm2"
          },
          {
            "binary_name": "znc-push",
            "binary_version": "1.0.0+git20190521.78d0385+1.7.5-4ubuntu0.1~esm2"
          },
          {
            "binary_name": "znc-python",
            "binary_version": "1.7.5-4ubuntu0.1~esm2"
          },
          {
            "binary_name": "znc-tcl",
            "binary_version": "1.7.5-4ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "znc",
        "purl": "pkg:deb/ubuntu/znc@1.7.5-4ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.7.4-7",
        "1.7.4-7build1",
        "1.7.5-1",
        "1.7.5-2",
        "1.7.5-2build1",
        "1.7.5-2build2",
        "1.7.5-2build3",
        "1.7.5-3",
        "1.7.5-3build1",
        "1.7.5-4",
        "1.7.5-4ubuntu0.1~esm2"
      ]
    }
  ],
  "aliases": [],
  "details": "ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash (with a NULL pointer dereference) if echo-message is not enabled and there is no network.",
  "id": "UBUNTU-CVE-2020-13775",
  "modified": "2026-04-22T07:39:25Z",
  "published": "2020-06-02T23:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-13775"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/znc/znc/commit/2390ad111bde16a78c98ac44572090b33c3bd2d8"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/znc/znc/commit/d229761821da38d984a9e4098ad96842490dc001"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-13775"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-13775"
  ]
}



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