CVE-2012-4676

Published: Aug 26, 2012Modified: Apr 29, 2026

1.2

Vector

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

Exploitability: 1.9 / Impact: 2.9

Source: NVD

Description

The errorExitIfAttackViaString function in Tunnelblick 3.3beta20 and earlier allows local users to delete arbitrary files by constructing a (1) symlink or (2) hard link, a different vulnerability than CVE-2012-3485.

Affected (1)

Products: Google: Tunnelblick

Google

1 product

Tunnelblick

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Google Tunnelblick	Up to 3.3beta20

Related CWEs

CWE-59

Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References (6)

http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html

Source: cve@mitre.org

Exploit

http://code.google.com/p/tunnelblick/issues/detail?id=212

Source: cve@mitre.org

http://www.openwall.com/lists/oss-security/2012/08/14/1

Source: cve@mitre.org

http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit

http://code.google.com/p/tunnelblick/issues/detail?id=212

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2012/08/14/1

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.