CVE-2007-4174

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-08-07 · updated 2026-06-16
Weakness: CWE-264

Description

Tor before 0.1.2.16, when ControlPort is enabled, does not properly restrict commands to localhost port 9051, which allows remote attackers to modify the torrc configuration file, compromise anonymity, and have other unspecified impact via HTTP POST data containing commands without valid authentication, as demonstrated by an HTML form (1) hosted on a web site or (2) injected by a Tor exit node.

Affected products

Tor: through 0.1.2.15; 0.1.2.1-alpha, 0.1.2.2, 0.1.2.3-alpha, 0.1.2.4, 0.1.2.5, 0.1.2.5-alpha (+9)

References

http://archives.seul.org/or/announce/Aug-2007/msg00000.html
http://archives.seul.org/or/announce/Sep-2007/msg00000.html
http://osvdb.org/36271
http://secunia.com/advisories/26301
http://www.securityfocus.com/bid/25188
http://www.securitytracker.com/id?1018510
http://www.vupen.com/english/advisories/2007/2768
https://exchange.xforce.ibmcloud.com/vulnerabilities/35784
https://exchange.xforce.ibmcloud.com/vulnerabilities/36407
http://archives.seul.org/or/announce/Aug-2007/msg00000.html
http://archives.seul.org/or/announce/Sep-2007/msg00000.html
http://osvdb.org/36271

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