Vulnerability · Published Aug 27, 2022 · Assigned by debian

CVE-2022-2787stricter rules on chroot names

Medium 4.3

In plain English

A medium-severity security flaw in schroot from Debian. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)1.0%top 35.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12schroot1.6.12-2DEBIAN-CVE-2022-2787
Debian:13schroot1.6.12-2DEBIAN-CVE-2022-2787
Debian:14schroot1.6.12-2DEBIAN-CVE-2022-2787
Ubuntu:22.04:LTSschroot1.6.10-12ubuntu3.1USN-5584-1
Ubuntu:22.04:LTSschroot1.6.10-12ubuntu3.1UBUNTU-CVE-2022-2787

Affected products (as reported)

VendorProductVersions
Debian schroot unspecified – before 1.6.13

References