CVE-2011-4894
EPSS 0.25%
Description
Tor before 0.2.2.34, when configured as a bridge, uses direct DirPort access instead of a Tor TLS connection for a directory fetch, which makes it easier for remote attackers to enumerate bridges by observing DirPort connections.
How to fix CVE-2011-4894
To remediate CVE-2011-4894, upgrade the affected package to a fixed version below.
- Debian/tor—upgrade to 0.2.2.34-1 or later
Is CVE-2011-4894 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.2.2.34-1