CVE catalog

CVE-2017-15923

konversation affected and fixed versions

Konversation 1.4.x, 1.5.x, 1.6.x, and 1.7.x before 1.7.3 allow remote attackers to cause a denial of service (crash) via vectors related to parsing of IRC color formatting codes.

Severity: Medium · CVSS 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published: Nov 10, 2017, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 2.73% · Oct 27, 2026

Projects and upstream resources

[konversation][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debiantrixie	konversation	`25.04.0-2`	Fixed	[CVE-2017-15923]
Debiansid	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debiansid	konversation	`26.08.2-1`	Fixed	[CVE-2017-15923]
Debianforky	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debianforky	konversation	`26.08.1-1`	Fixed	[CVE-2017-15923]
Debianbookworm	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debianbookworm	konversation	`22.12.3-1`	Fixed	[CVE-2017-15923]

Showing 8 fix observations. All 16 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
Debianbookworm	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debianbookworm	konversation	`22.12.3-1`	Fixed	[CVE-2017-15923]
Debianforky	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debianforky	konversation	`26.08.1-1`	Fixed	[CVE-2017-15923]
Debiansid	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debiansid	konversation	`26.08.2-1`	Fixed	[CVE-2017-15923]
Debiantrixie	konversation	`1.7.3-1`	FixedDistribution-reported fixed boundary	[CVE-2017-15923]
Debiantrixie	konversation	`25.04.0-2`	Fixed	[CVE-2017-15923]
Opensusetumbleweed	konversation	`21.08.1-1.2`	UnknownSource applicability is not established	[OPENSUSE-SU-2024:10898-1]Feb 4, 2026, 3:40:23 AM UTC
Ubuntu14.04	konversation	`1.5-0ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu14.04	konversation	`1.5-1ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu14.04	konversation	`1.5-1ubuntu1.14.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu14.04	konversation	`1.5-1ubuntu1.14.04.2`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu14.04	konversation	`1.5~rc1+git20130415-0ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu16.04	konversation	`1.6-0ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC
Ubuntu16.04	konversation	`1.6-0ubuntu1.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2017-15923]Sep 8, 2025, 4:44:29 PM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "konversation",
      "status": "fixed",
      "release": "sid",
      "version": "26.08.2-1"
    },
    {
      "name": "konversation",
      "status": "fixed",
      "release": "forky",
      "version": "26.08.1-1"
    },
    {
      "name": "konversation",
      "status": "fixed",
      "release": "trixie",
      "version": "25.04.0-2"
    },
    {
      "name": "konversation",
      "status": "fixed",
      "release": "bookworm",
      "version": "22.12.3-1"
    }
  ],
  "fixed_versions": [
    {
      "bug": 881586,
      "name": "konversation",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "1.7.3-1"
    },
    {
      "bug": 881586,
      "name": "konversation",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "1.7.3-1"
    },
    {
      "bug": 881586,
      "name": "konversation",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "1.7.3-1"
    },
    {
      "bug": 881586,
      "name": "konversation",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "1.7.3-1"
    }
  ],
  "distribution_packages": [
    {
      "name": "konversation",
      "distro": "opensuse",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "21.08.1-1.2"
            }
          ]
        }
      ],
      "release": "tumbleweed",
      "versions": [],
      "ecosystem": "rpm",
      "provider_url": "https://osv.dev/vulnerability/openSUSE-SU-2024:10898-1",
      "fixed_version": "21.08.1-1.2",
      "provider_source": "pypi",
      "provider_record_id": "OPENSUSE-SU-2024:10898-1",
      "provider_updated_at": "2026-02-04T03:40:23.348875Z",
      "applicability_unknown": true
    },
    {
      "name": "konversation",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.5-1ubuntu1.14.04.2"
            }
          ]
        }
      ],
      "release": "14.04",
      "versions": [
        "1.5~rc1+git20130415-0ubuntu1",
        "1.5-0ubuntu1",
        "1.5-1ubuntu1",
        "1.5-1ubuntu1.14.04.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2017-15923",
      "fixed_version": "1.5-1ubuntu1.14.04.2",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2017-15923",
      "provider_updated_at": "2025-09-08T16:44:29Z",
      "applicability_unknown": true
    },
    {
      "name": "konversation",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.6-0ubuntu1.1"
            }
          ]
        }
      ],
      "release": "16.04",
      "versions": [
        "1.6-0ubuntu1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2017-15923",
      "fixed_version": "1.6-0ubuntu1.1",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2017-15923",
      "provider_updated_at": "2025-09-08T16:44:29Z",
      "applicability_unknown": true
    }
  ]
}

[Debian bug #881586]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[konversation]Unknown
Details (2)
- 22.12.3-1 · amd64 · bookworm
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · bookworm; dsa · konversation · debian · 12
- 22.12.3-1 · arm64 · bookworm
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · bookworm; dsa · konversation · debian · 12
[konversation-data]Unknown
Source package: [konversation]
Details (2)
- 22.12.3-1 · all · bookworm
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · bookworm; dsa · konversation · debian · 12
- 22.12.3-1 · all · bookworm
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · bookworm; dsa · konversation · debian · 12

[Debian 13 (Trixie)]

[konversation]Unknown
Details (2)
- 25.04.0-2 · amd64 · trixie
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · 13
- 25.04.0-2 · arm64 · trixie
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · 13
[konversation-data]Unknown
Source package: [konversation]
Details (2)
- 25.04.0-2 · all · trixie
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · 13
- 25.04.0-2 · all · trixie
  Fixed · Fixed: 1.7.3-1
  dsa · konversation · debian · 13

[openSUSE Tumbleweed]

[konversation]Unknown
Source package: [konversation]
Details (1)
- 26.08.0-1.1 · x86_64 · tumbleweed
  Fixed · Fixed: 21.08.1-1.2
  dsa · konversation · opensuse · tumbleweed
[konversation-lang]Unknown
Source package: [konversation]
Details (1)
- 26.08.0-1.1 · noarch · tumbleweed
  Unknown · Fixed: 21.08.1-1.2
  Version impact unknown
  dsa · konversation · opensuse · tumbleweed

Observed: Oct 23, 2026, 5:27:18 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]