CVE catalog

CVE-2009-0034

sudo: CVE-2009-0034

Severity: High
Published: Jan 30, 2009, 7:30:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.41% · Oct 25, 2026

parse.c in sudo 1.6.9p17 through 1.6.9p19 does not properly interpret a system group (aka %group) in the sudoers file during authorization decisions for a user who belongs to that group, which allows local users to leverage an applicable sudoers file and gain root privileges via a sudo command.

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	sudo	sid	`1.9.17p2-9`	fixed
Debian	sudo	forky	`1.9.17p2-9`	fixed
Debian	sudo	trixie	`1.9.16p2-3+deb13u2`	fixed
Debian	sudo	bookworm	`1.9.13p3-1+deb12u4`	fixed
Debian	sudo	bookworm-security	`1.9.13p3-1+deb12u2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	sudo	source	sid	`1.6.9p17-2`	medium	Not reported	Not reported
Debian	sudo	source	forky	`1.6.9p17-2`	medium	Not reported	Not reported
Debian	sudo	source	trixie	`1.6.9p17-2`	medium	Not reported	Not reported
Debian	sudo	source	bookworm	`1.6.9p17-2`	medium	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libnss-sudo]Fixed
Source package: [sudo]
Details (4)
- 1.9.13p3-1+deb12u4 · all · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u4 · all · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · all · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
[sudo]Fixed
Details (4)
- 1.9.13p3-1+deb12u4 · amd64 · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u4 · arm64 · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
[sudo-ldap]Fixed
Source package: [sudo]
Details (4)
- 1.9.13p3-1+deb12u4 · amd64 · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u4 · arm64 · bookworm
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12
- 1.9.13p3-1+deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · bookworm; dsa · sudo · debian · 12

[Debian 13 (Trixie)]

[libnss-sudo]Fixed
Source package: [sudo]
Details (2)
- 1.9.16p2-3+deb13u2 · all · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13
- 1.9.16p2-3+deb13u2 · all · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13
[sudo]Fixed
Details (2)
- 1.9.16p2-3+deb13u2 · amd64 · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13
- 1.9.16p2-3+deb13u2 · arm64 · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13
[sudo-ldap]Fixed
Source package: [sudo]
Details (2)
- 1.9.16p2-3+deb13u2 · amd64 · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13
- 1.9.16p2-3+deb13u2 · arm64 · trixie
  Fixed · Fixed: 1.6.9p17-2
  dsa · sudo · debian · 13

Observed: Oct 23, 2026, 5:04:27 PM UTC

References

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