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5.0

Puppet Enterprise discloses server software versions

CVE-2013-4961 · published 13 years ago
Summary

Puppet Enterprise versions earlier than 3.0.1 include Apache and Phusion Passenger version numbers in the HTTP response headers. This lets anyone who can view the site learn details that could help plan an attack. Update to version 3.0.1 or later, or configure the server to hide version information.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
puppet puppet_enterprise <= 3.0.0
2.5.1
2.5.2
2.8.0
2.8.1
2.8.2
2.8.3
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
Original advisory text
Puppet Enterprise before 3.0.1 includes version information for the Apache and Phusion Passenger products in its HTTP response headers, which allows remote attackers to obtain sensitive information.
Puppet Enterprise before 3.0.1 includes version information for the Apache and Phusion Passenger products in its HTTP response headers, which allows remote attackers to obtain sensitive information.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.0 Medium
Exploitation
2% chance of attack within 30 days
Type
CWE-200Information Exposure
Timeline
Published20 Aug 2013
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2013-4961 · NVD
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