Description
Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3, when managing a user login file with the k5login resource type, allows local users to gain privileges via a symlink attack on .k5login.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | puppet | 2.7.11-1 | — |
| Debian 6.0 | puppet | 2.6.2-5+squeeze4 | DSA-2419-1 |
Advisories 1
- DSA-2419-1 puppet - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 48157 third-party-advisory
- http://projects.puppetlabs.com/projects/1/wiki/Release_Notes#2.6.14
- 48166 third-party-advisory
- http://projects.puppetlabs.com/issues/12460
- 79496 vdb-entry
- http://puppetlabs.com/security/cve/cve-2012-1054/
- USN-1372-1 vendor-advisory
- 48290 third-party-advisory
- 48161 third-party-advisory
- SUSE-SU-2012:0325 vendor-advisory
- 52158 vdb-entry
- DSA-2419 vendor-advisory
- puppet-k5login-type-symlink(73446) vdb-entry
- openSUSE-SU-2012:0835 vendor-advisory