Author: Jakub Zoczek [zoczus@xxxxxxxxx] CVE Reference: CVE-2013-7002 Product: LiveZilla Vendor: LiveZilla GmbH [http://livezilla.net] Affected version: 5.1.0.0 Severity: Medium CVSSv2 Score: 4.3 (AV:N/AC:M/Au:N/C:N/I:P/A:N) Status: Fixed 0x01 Background LiveZilla, the widely-used and trusted Live Help and Live Support System. 0x02 Description LiveZilla in version 5.1.0.0 is prone to Reflected Cross-Site Scripting issue in translation PHP script used to generate JSON with connections between origin and destination languages. Content type is text/html and g_language GET variable is displayed without sanitization, which make the script vulnerable. 0x03 Proof of Concept http://hostname/livezilla/mobile/php/translation/index.php?g_language=f";><img src=a onerror=alert('XSS')>h 0x04 Fix Vulnerability was fixed in LiveZilla 5.1.1.0 version. 0x05 Timeline 20.11.2013 - Vendor notified 21.11.2013 - Fix released, vendor responded 09.12.2013 - Public Disclosure
