CVE catalog

CVE-2020-24331

trousers: CVE-2020-24331

Severity: High · CVSS 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: Aug 13, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.49% · Oct 25, 2026

An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the tss user still has read and write access to the /etc/tcsd.conf file (which contains various settings related to this daemon).

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	trousers	sid	`0.3.15-1`	fixed
Debian	trousers	forky	`0.3.15-1`	fixed
Debian	trousers	trixie	`0.3.15-0.4`	fixed
Debian	trousers	bookworm	`0.3.15-0.3`	fixed
Ubuntu	trousers	16.04	`0.3.13-4`	vulnerable
Ubuntu	trousers	18.04	`0.3.14+fixed1-1`	vulnerable
Ubuntu	trousers	18.04	`0.3.14+fixed1-1build1`	vulnerable
Ubuntu	trousers	20.04	`0.3.14+fixed1-1build1`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	trousers	source	sid	`0.3.15-0.1`	unimportant	Not reported	Not reported
Debian	trousers	source	forky	`0.3.15-0.1`	unimportant	Not reported	Not reported
Debian	trousers	source	trixie	`0.3.15-0.1`	unimportant	Not reported	Not reported
Debian	trousers	source	bookworm	`0.3.15-0.1`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libtspi1]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.3 · amd64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
- 0.3.15-0.3 · arm64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
[libtspi-dev]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.3 · amd64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
- 0.3.15-0.3 · arm64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
[trousers]Fixed
Details (2)
- 0.3.15-0.3 · amd64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
- 0.3.15-0.3 · arm64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
[trousers-dbg]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.3 · amd64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12
- 0.3.15-0.3 · arm64 · bookworm
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · bookworm; dsa · trousers · debian · 12

[Debian 13 (Trixie)]

[libtspi1]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.4 · amd64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
- 0.3.15-0.4+b2 · arm64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
[libtspi-dev]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.4 · amd64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
- 0.3.15-0.4+b2 · arm64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
[trousers]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.4 · amd64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
- 0.3.15-0.4+b2 · arm64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
[trousers-dbg]Fixed
Source package: [trousers]
Details (2)
- 0.3.15-0.4 · amd64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13
- 0.3.15-0.4+b2 · arm64 · trixie
  Fixed · Fixed: 0.3.15-0.1
  dsa · trousers · debian · 13

Observed: Oct 23, 2026, 5:49:09 PM UTC

References

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