Description
Directory traversal vulnerability in Puppet 2.6.x before 2.6.10 and 2.7.x before 2.7.4 allows remote attackers to write X.509 Certificate Signing Request (CSR) to arbitrary locations via (1) a double-encoded key parameter in the URI in 2.7.x, (2) the CN in the Subject of a CSR in 2.6 and 0.25.
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 | 2.7.3-2 | — |
| Debian 6.0 | puppet | 2.6.2-5+squeeze1 | DSA-2314-1 |
Advisories 1
- DSA-2314-1 puppet - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-2314 vendor-advisory
- openSUSE-SU-2011:1190 vendor-advisory
- https://groups.google.com/group/puppet-announce/browse_thread/thread/e57ce2740feb9406
- https://puppet.com/security/cve/cve-2011-3848
- USN-1217-1 vendor-advisory
- 46628 third-party-advisory