DEBIAN-CVE-2011-4894

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2011-4894
Published: 23 Dec 2011, 03:59
Last modified:28 Apr 2026, 20:07

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

23 Dec 2011, 03:59
Published
Vulnerability first disclosed
28 Apr 2026, 20:07
Last Modified
Vulnerability information updated

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.

Affected Systems

  • debian•tor

    < 0.2.2.34-1 | < 0.2.2.34-1 | < 0.2.2.34-1 | < 0.2.2.34-1

References (1)