CVE-2011-4894

MediumCVSS 4.3/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 4.3/10AV:N/AC:M/Au:N/C:P/I:N/A:N

Weakness enumeration

CWE-200

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://blog.torproject.org/blog/tor-02234-released-security-patchesPatch, Vendor Advisory
https://blog.torproject.org/blog/tor-02234-released-security-patchesPatch, Vendor Advisory

Timeline

Published: Dec 23, 2011
Last modified: Jun 16, 2026
NVD status: Modified

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