USN-1754-1: Sudo vulnerability

Releases

• Ubuntu 12.10
• Ubuntu 12.04
• Ubuntu 11.10
• Ubuntu 10.04
• Ubuntu 8.04

Packages

• sudo - Provide limited super user privileges to specific users

Details

Marco Schoepl discovered that Sudo incorrectly handled time stamp files
when the system clock is set to epoch. A local attacker could use this
issue to run Sudo commands without a password prompt.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 8.04

• sudo-ldap - 1.6.9p10-1ubuntu3.10
• sudo - 1.6.9p10-1ubuntu3.10

Ubuntu 12.10

• sudo-ldap - 1.8.5p2-1ubuntu1.1
• sudo - 1.8.5p2-1ubuntu1.1

Ubuntu 12.04

• sudo-ldap - 1.8.3p1-1ubuntu3.4
• sudo - 1.8.3p1-1ubuntu3.4

Ubuntu 11.10

• sudo-ldap - 1.7.4p6-1ubuntu2.2
• sudo - 1.7.4p6-1ubuntu2.2

Ubuntu 10.04

• sudo-ldap - 1.7.2p1-1ubuntu5.6
• sudo - 1.7.2p1-1ubuntu5.6

In general, a standard system update will make all the necessary changes.

References

• CVE-2013-1775