CVE-2011-2522: Canonical Ubuntu Linux

Medium severity, CVSS 6.8. EPSS: 10% chance of exploitation in the next 30 days.

Multiple cross-site request forgery (CSRF) vulnerabilities in the Samba Web Administration Tool (SWAT) in Samba 3.x before 3.5.10 allow remote attackers to hijack the authentication of administrators for requests that (1) shut down daemons, (2) start daemons, (3) add shares, (4) remove shares, (5) add printers, (6) remove printers, (7) add user accounts, or (8) remove user accounts, as demonstrated by certain start, stop, and restart parameters to the status program.

Affected products

• Canonical Ubuntu Linux: version 8.04 only; version 10.04 only; version 10.10 only; version 11.04 only
• Debian Debian Linux: version 5.0 only; version 6.0 only; version 7.0 only
• Samba Samba: from 3.0.0, before 3.3.16 (fixed in 3.3.16); from 3.4.0, before 3.4.14 (fixed in 3.4.14); from 3.5.0, before 3.5.10 (fixed in 3.5.10)

Published 2011-07-29. Last modified 2026-06-16.