CVE-2012-4419

Published: Sep 14, 2012Modified: Apr 29, 2026

5.0

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

The compare_tor_addr_to_addr_policy function in or/policies.c in Tor before 0.2.2.39, and 0.2.3.x before 0.2.3.21-rc, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a zero-valued port field that is not properly handled during policy comparison.

Affected (95)

Products: Torproject: Tor

Torproject

1 product

Tor

Configuration A

95 vulnerable

Vulnerable Software	Affected Versions
Torproject Tor	Up to 0.2.2.38
Torproject Tor	Version 0.0.2
Torproject Tor	Version 0.0.2 pre13
Torproject Tor	Version 0.0.2 pre14
Torproject Tor	Version 0.0.2 pre15
Torproject Tor	Version 0.0.2 pre16
Torproject Tor	Version 0.0.2 pre17
Torproject Tor	Version 0.0.2 pre18
Torproject Tor	Version 0.0.2 pre19
Torproject Tor	Version 0.0.2 pre20
Torproject Tor	Version 0.0.2 pre21
Torproject Tor	Version 0.0.2 pre22
Torproject Tor	Version 0.0.2 pre23
Torproject Tor	Version 0.0.2 pre24
Torproject Tor	Version 0.0.2 pre25
Torproject Tor	Version 0.0.2 pre26
Torproject Tor	Version 0.0.2 pre27
Torproject Tor	Version 0.0.3
Torproject Tor	Version 0.0.4
Torproject Tor	Version 0.0.5
Torproject Tor	Version 0.0.6.1
Torproject Tor	Version 0.0.6.2
Torproject Tor	Version 0.0.6
Torproject Tor	Version 0.0.7.1
Torproject Tor	Version 0.0.7.2
Torproject Tor	Version 0.0.7.3
Torproject Tor	Version 0.0.7
Torproject Tor	Version 0.0.8.1
Torproject Tor	Version 0.0.9.10
Torproject Tor	Version 0.0.9.1
Torproject Tor	Version 0.0.9.2
Torproject Tor	Version 0.0.9.3
Torproject Tor	Version 0.0.9.4
Torproject Tor	Version 0.0.9.5
Torproject Tor	Version 0.0.9.6
Torproject Tor	Version 0.0.9.7
Torproject Tor	Version 0.0.9.8
Torproject Tor	Version 0.0.9.9
Torproject Tor	Version 0.1.0.10
Torproject Tor	Version 0.1.0.11
Torproject Tor	Version 0.1.0.12
Torproject Tor	Version 0.1.0.13
Torproject Tor	Version 0.1.0.14
Torproject Tor	Version 0.1.0.15
Torproject Tor	Version 0.1.0.16
Torproject Tor	Version 0.1.0.17
Torproject Tor	Version 0.1.1.20
Torproject Tor	Version 0.1.1.21
Torproject Tor	Version 0.1.1.22
Torproject Tor	Version 0.1.1.23
Torproject Tor	Version 0.1.1.24
Torproject Tor	Version 0.1.1.25
Torproject Tor	Version 0.1.1.26
Torproject Tor	Version 0.1.2.13
Torproject Tor	Version 0.1.2.14
Torproject Tor	Version 0.1.2.15
Torproject Tor	Version 0.1.2.16
Torproject Tor	Version 0.1.2.17
Torproject Tor	Version 0.1.2.18
Torproject Tor	Version 0.1.2.19
Torproject Tor	Version 0.2.0.30
Torproject Tor	Version 0.2.0.31
Torproject Tor	Version 0.2.0.32
Torproject Tor	Version 0.2.0.33
Torproject Tor	Version 0.2.0.34
Torproject Tor	Version 0.2.0.35
Torproject Tor	Version 0.2.2.18
Torproject Tor	Version 0.2.2.19
Torproject Tor	Version 0.2.2.20
Torproject Tor	Version 0.2.2.21
Torproject Tor	Version 0.2.2.22
Torproject Tor	Version 0.2.2.23
Torproject Tor	Version 0.2.2.24
Torproject Tor	Version 0.2.2.25
Torproject Tor	Version 0.2.2.26
Torproject Tor	Version 0.2.2.27
Torproject Tor	Version 0.2.2.28
Torproject Tor	Version 0.2.2.29
Torproject Tor	Version 0.2.2.30
Torproject Tor	Version 0.2.2.31
Torproject Tor	Version 0.2.2.32
Torproject Tor	Version 0.2.2.33
Torproject Tor	Version 0.2.2.34
Torproject Tor	Version 0.2.2.35
Torproject Tor	Version 0.2.2.36
Torproject Tor	Version 0.2.2.37
Torproject Tor	Version 0.2.3.13 alpha
Torproject Tor	Version 0.2.3.14 alpha
Torproject Tor	Version 0.2.3.15 alpha
Torproject Tor	Version 0.2.3.16 alpha
Torproject Tor	Version 0.2.3.17 beta
Torproject Tor	Version 0.2.3.18 rc
Torproject Tor	Version 0.2.3.19 rc
Torproject Tor	Version 0.2.3.20 rc
Torproject Tor	Version 0.2.3