usn-3184-1
Vulnerability from osv_ubuntu
Published
2017-02-01 18:08
Modified
2026-04-22 07:36
Summary
irssi vulnerabilities
Details

It was discovered that the Irssi buf.pl script set incorrect permissions. A local attacker could use this issue to retrieve another user's window contents. (CVE-2016-7553)

Joseph Bisch discovered that Irssi incorrectly handled comparing nicks. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-5193)

It was discovered that Irssi incorrectly handled invalid nick messages. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-5194)

Joseph Bisch discovered that Irssi incorrectly handled certain incomplete control codes. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-5195)

Hanno Böck and Joseph Bisch discovered that Irssi incorrectly handled certain incomplete character sequences. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-5196)

Hanno Böck discovered that Irssi incorrectly handled certain format strings. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-5356)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2016-7553",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5193",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5194",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5356",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "irssi",
            "binary_version": "0.8.15-5ubuntu3.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "irssi",
        "purl": "pkg:deb/ubuntu/irssi@0.8.15-5ubuntu3.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.15-5ubuntu3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.8.15-5ubuntu2",
        "0.8.15-5ubuntu3"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2016-7553",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5193",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5194",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5195",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5196",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-5356",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "irssi",
            "binary_version": "0.8.19-1ubuntu1.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "irssi",
        "purl": "pkg:deb/ubuntu/irssi@0.8.19-1ubuntu1.3?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.19-1ubuntu1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.8.17-1ubuntu1",
        "0.8.17-1ubuntu2",
        "0.8.18-1ubuntu1",
        "0.8.19-1ubuntu1",
        "0.8.19-1ubuntu1.2"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that the Irssi buf.pl script set incorrect permissions. A\nlocal attacker could use this issue to retrieve another user\u0027s window\ncontents. (CVE-2016-7553)\n\nJoseph Bisch discovered that Irssi incorrectly handled comparing nicks. A\nremote attacker could use this issue to cause Irssi to crash, resulting in\na denial of service, or possibly execute arbitrary code. (CVE-2017-5193)\n\nIt was discovered that Irssi incorrectly handled invalid nick messages. A\nremote attacker could use this issue to cause Irssi to crash, resulting in\na denial of service, or possibly execute arbitrary code. (CVE-2017-5194)\n\nJoseph Bisch discovered that Irssi incorrectly handled certain incomplete\ncontrol codes. A remote attacker could use this issue to cause Irssi to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10.\n(CVE-2017-5195)\n\nHanno B\u00f6ck and Joseph Bisch discovered that Irssi incorrectly handled\ncertain incomplete character sequences. A remote attacker could use this\nissue to cause Irssi to crash, resulting in a denial of service. This issue\nonly affected Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-5196)\n\nHanno B\u00f6ck discovered that Irssi incorrectly handled certain format\nstrings. A remote attacker could use this issue to cause Irssi to crash,\nresulting in a denial of service. (CVE-2017-5356)\n",
  "id": "USN-3184-1",
  "modified": "2026-04-22T07:36:33Z",
  "published": "2017-02-01T18:08:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3184-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-7553"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-5193"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-5194"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-5195"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-5196"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-5356"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "irssi vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2016-7553",
    "UBUNTU-CVE-2017-5193",
    "UBUNTU-CVE-2017-5194",
    "UBUNTU-CVE-2017-5195",
    "UBUNTU-CVE-2017-5196",
    "UBUNTU-CVE-2017-5356"
  ]
}



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


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