SB2012081508 - Cross-site scripting in Transmission

Description

This security bulletin contains information about 1 security vulnerability.

1) Stored cross-site scripting (CVE-ID: CVE-2012-4037)

Vulnerability allows a remote attacker to perform cross-site scripting attacks.

An input validation error exists in the web client in Transmission before 2.61 when processing the (1) comment, (2) created by, or (3) name field in a torrent file. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• http://archives.neohapsis.com/archives/fulldisclosure/2012-07/0349.html
• http://secunia.com/advisories/50027
• http://secunia.com/advisories/50769
• http://www.madirish.net/541
• http://www.securityfocus.com/bid/54705
• http://www.ubuntu.com/usn/USN-1584-1
• https://trac.transmissionbt.com/ticket/4979
• https://trac.transmissionbt.com/wiki/Changes#version-2.61