Main Vulnerability Database Vulnerabilities #VU44555

Path traversal in Puppet Agent - CVE-2011-3848

Published: October 27, 2011 / Updated: December 8, 2022

Vulnerability identifier: #VU44555

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2011-3848

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in Puppet 2.6.x before 2.6.10 and 2.7.x before 2.7.4. A remote authenticated attacker can send a specially crafted HTTP request and 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.

Affected software

Puppet Agent

How to mitigate CVE-2011-3848

Install update from vendor's website.

Puppet Agent - addressed in versions 2.6.10, 2.7.4

External References

Related Security Bulletins