Description
Puppet 2.7.x before 2.7.21 and 3.1.x before 3.1.1, and Puppet Enterprise 2.7.x before 2.7.2, does not properly negotiate the SSL protocol between client and master, which allows remote attackers to conduct SSLv2 downgrade attacks against SSLv3 sessions via unspecified vectors.
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 | 2.7.18-3 | — |
| Debian 6.0 | puppet | 2.6.2-5+squeeze7 | DSA-2643-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 2 | puppet +1 | 2.6.18-1.el6ost | RHSA-2013:0710 |
Advisories 2
- DSA-2643-1 puppet - several issues Debian Security (DSA / DLA) · Mar 9, 2026
- RHSA-2013:0710 Red Hat Security Advisory: puppet security update Red Hat Security Advisories (RHSA) · Jan 29, 2026
References
- SUSE-SU-2013:0618 vendor-advisory
- RHSA-2013:0710 vendor-advisory
- DSA-2643 vendor-advisory
- 52596 third-party-advisory
- USN-1759-1 vendor-advisory
- openSUSE-SU-2013:0641 vendor-advisory
- https://puppetlabs.com/security/cve/cve-2013-1654/
- 64758 vdb-entry