Cross-site scripting in vBulletin - CVE-2014-3135

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Main Vulnerability Database Vulnerabilities #VU41736

Cross-site scripting in vBulletin - CVE-2014-3135

Published: April 30, 2014 / Updated: February 9, 2022


Vulnerability identifier: #VU41736
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2014-3135
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: vBulletin
Affected software:
vBulletin

Detailed vulnerability description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in vBulletin 5.1.1 Alpha 9 when processing (1) the PATH_INFO to privatemessage/new/, (2) the folderid parameter to a private message in privatemessage/view, (3) a fragment indicator to /help, or (4) the view parameter to a topic, as demonstrated by a request to forum/anunturi-importante/rst-power/67030-rst-admin-restore. 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.


How to mitigate CVE-2014-3135

Install update from vendor's website.

Sources