Vulnerability-Lookup

ubuntu-cve-2017-15723

Vulnerability from osv_ubuntu

Published

2017-10-22 00:00

Modified

2026-04-22 07:38

Summary

Details

In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.

Severity

7.5 (High)


                    
                      CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2017-15723	REPORT
	http://openwall.com/lists/oss-security/2017/10/22/4	REPORT
	https://irssi.org/security/irssi_sa_2017_10.txt	REPORT
	https://ubuntu.com/security/notices/USN-3465-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2017-15723	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "irssi",
            "binary_version": "0.8.19-1ubuntu1.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "irssi",
        "purl": "pkg:deb/ubuntu/irssi@0.8.19-1ubuntu1.5?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.19-1ubuntu1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.8.17-1ubuntu1",
        "0.8.17-1ubuntu2",
        "0.8.18-1ubuntu1",
        "0.8.19-1ubuntu1",
        "0.8.19-1ubuntu1.2",
        "0.8.19-1ubuntu1.3",
        "0.8.19-1ubuntu1.4"
      ]
    }
  ],
  "aliases": [],
  "details": "In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.",
  "id": "UBUNTU-CVE-2017-15723",
  "modified": "2026-04-22T07:38:23Z",
  "published": "2017-10-22T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15723"
    },
    {
      "type": "REPORT",
      "url": "http://openwall.com/lists/oss-security/2017/10/22/4"
    },
    {
      "type": "REPORT",
      "url": "https://irssi.org/security/irssi_sa_2017_10.txt"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3465-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-15723"
    }
  ],
  "related": [
    "USN-3465-1"
  ],
  "schema_version": "1.7.0",
  "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"
    }
  ],
  "upstream": [
    "CVE-2017-15723"
  ]
}

CVE-2017-15723 (GCVE-0-2017-15723)

Vulnerability from cvelistv5 – Published: 2017-10-22 17:00 – Updated: 2024-08-05 20:04

Summary

In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

3 references

URL	Tags
https://www.debian.org/security/2017/dsa-4016	vendor-advisoryx_refsource_DEBIAN
https://irssi.org/security/irssi_sa_2017_10.txt	x_refsource_CONFIRM
http://openwall.com/lists/oss-security/2017/10/22/4	x_refsource_CONFIRM

Date Public

2017-10-22 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T20:04:49.924Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "DSA-4016",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2017/dsa-4016"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://irssi.org/security/irssi_sa_2017_10.txt"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://openwall.com/lists/oss-security/2017/10/22/4"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-10-22T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message."
        }
      ],
      "problemTypes": [
        {
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            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-11-04T09:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "DSA-4016",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2017/dsa-4016"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://irssi.org/security/irssi_sa_2017_10.txt"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://openwall.com/lists/oss-security/2017/10/22/4"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-15723",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In Irssi before 1.0.5, overlong nicks or targets may result in a NULL pointer dereference while splitting the message."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
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        },
        "references": {
          "reference_data": [
            {
              "name": "DSA-4016",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2017/dsa-4016"
            },
            {
              "name": "https://irssi.org/security/irssi_sa_2017_10.txt",
              "refsource": "CONFIRM",
              "url": "https://irssi.org/security/irssi_sa_2017_10.txt"
            },
            {
              "name": "http://openwall.com/lists/oss-security/2017/10/22/4",
              "refsource": "CONFIRM",
              "url": "http://openwall.com/lists/oss-security/2017/10/22/4"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-15723",
    "datePublished": "2017-10-22T17:00:00.000Z",
    "dateReserved": "2017-10-21T00:00:00.000Z",
    "dateUpdated": "2024-08-05T20:04:49.924Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

usn-3465-1

Vulnerability from osv_ubuntu

Published

2017-10-26 17:09

Modified

2026-04-22 07:36

Summary

irssi vulnerabilities

Details

Brian Carpenter discovered that Irssi incorrectly handled messages with invalid time stamps. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-10965)

Brian Carpenter discovered that Irssi incorrectly handled the internal nick list. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-10966)

Joseph Bisch discovered that Irssi incorrectly removed destroyed channels from the query list. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-15227)

Hanno Böck discovered that Irssi incorrectly handled themes. If a user were tricked into using a malicious theme, a attacker could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-15228)

Joseph Bisch discovered that Irssi incorrectly handled certain DCC CTCP messages. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-15721)

Joseph Bisch discovered that Irssi incorrectly handled certain channel IDs. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-15722)

Joseph Bisch discovered that Irssi incorrectly handled certain long nicks or targets. A malicious IRC server could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-15723)

References

URL

Type

	https://ubuntu.com/security/notices/USN-3465-1	ADVISORY
	https://ubuntu.com/security/CVE-2017-10965	REPORT
	https://ubuntu.com/security/CVE-2017-10966	REPORT
	https://ubuntu.com/security/CVE-2017-15227	REPORT
	https://ubuntu.com/security/CVE-2017-15228	REPORT
	https://ubuntu.com/security/CVE-2017-15721	REPORT
	https://ubuntu.com/security/CVE-2017-15722	REPORT
	https://ubuntu.com/security/CVE-2017-15723	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2017-10965",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-10966",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-15227",
              "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-2017-15228",
              "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-2017-15721",
              "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-2017-15722",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "irssi",
            "binary_version": "0.8.15-5ubuntu3.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "irssi",
        "purl": "pkg:deb/ubuntu/irssi@0.8.15-5ubuntu3.3?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.15-5ubuntu3.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.8.15-5ubuntu2",
        "0.8.15-5ubuntu3",
        "0.8.15-5ubuntu3.1",
        "0.8.15-5ubuntu3.2"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2017-10965",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-10966",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-15227",
              "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-2017-15228",
              "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-2017-15721",
              "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-2017-15722",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-15723",
              "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"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "irssi",
            "binary_version": "0.8.19-1ubuntu1.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "irssi",
        "purl": "pkg:deb/ubuntu/irssi@0.8.19-1ubuntu1.5?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.19-1ubuntu1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.8.17-1ubuntu1",
        "0.8.17-1ubuntu2",
        "0.8.18-1ubuntu1",
        "0.8.19-1ubuntu1",
        "0.8.19-1ubuntu1.2",
        "0.8.19-1ubuntu1.3",
        "0.8.19-1ubuntu1.4"
      ]
    }
  ],
  "aliases": [],
  "details": "Brian Carpenter discovered that Irssi incorrectly handled messages with\ninvalid time stamps. A malicious IRC server could use this issue to cause\nIrssi to crash, resulting in a denial of service. (CVE-2017-10965)\n\nBrian Carpenter discovered that Irssi incorrectly handled the internal nick\nlist. A malicious IRC server could use this issue to cause Irssi to crash,\nresulting in a denial of service. (CVE-2017-10966)\n\nJoseph Bisch discovered that Irssi incorrectly removed destroyed channels\nfrom the query list. A malicious IRC server could use this issue to cause\nIrssi to crash, resulting in a denial of service. (CVE-2017-15227)\n\nHanno B\u00f6ck discovered that Irssi incorrectly handled themes. If a user were\ntricked into using a malicious theme, a attacker could use this issue to\ncause Irssi to crash, resulting in a denial of service. (CVE-2017-15228)\n\nJoseph Bisch discovered that Irssi incorrectly handled certain DCC CTCP\nmessages. A malicious IRC server could use this issue to cause Irssi to\ncrash, resulting in a denial of service. (CVE-2017-15721)\n\nJoseph Bisch discovered that Irssi incorrectly handled certain channel IDs.\nA malicious IRC server could use this issue to cause Irssi to crash,\nresulting in a denial of service. (CVE-2017-15722)\n\nJoseph Bisch discovered that Irssi incorrectly handled certain long nicks\nor targets. A malicious IRC server could use this issue to cause Irssi to\ncrash, resulting in a denial of service. (CVE-2017-15723)\n",
  "id": "USN-3465-1",
  "modified": "2026-04-22T07:36:34Z",
  "published": "2017-10-26T17:09:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3465-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-10965"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-10966"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15227"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15228"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15721"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15722"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-15723"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "irssi vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2017-10965",
    "UBUNTU-CVE-2017-10966",
    "UBUNTU-CVE-2017-15227",
    "UBUNTU-CVE-2017-15228",
    "UBUNTU-CVE-2017-15721",
    "UBUNTU-CVE-2017-15722",
    "UBUNTU-CVE-2017-15723"
  ]
}

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.

Action not permitted

ubuntu-cve-2017-15723

Vulnerability from osv_ubuntu

CVE-2017-15723 (GCVE-0-2017-15723)

usn-3465-1

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature