CVE-2011-4894 describes a vulnerability in Tor versions prior to 0.2.2.34, specifically when configured as a bridge. This flaw allowed remote attackers to enumerate bridges by observing direct DirPort connections, bypassing the intended Tor TLS connection for directory fetches. With a CVSS score of 4.3 (AV:N/AC:M/Au:N/C:P/I:N/A:N), the vulnerability is of medium severity, indicating it can be exploited remotely with moderate complexity to disclose information. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.2.2.33CPE matchmatch criteria | cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:* | ||
0.0.3CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.3:*:*:*:*:*:*:* | ||
0.0.4CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.4:*:*:*:*:*:*:* | ||
0.0.5CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.5:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.