Vanilla FirstLastNames 1.3.2 Plugin Persistant XSS Vulnerability

2013.05.28

Credit: Henry Hoggard

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2012-6556

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

 Title: Vanilla FirstLastNames 1.3.2 Plugin Persistant XSS Vulnerability
# Date: 18/5/12
# Author: Henry Hoggard
# Author URL: henryhoggard.co.uk
# Author Twitter: @henryhoggard
# Software: Vanilla Version 2.0.18.4 + FirstLastNames 1.3.2
http://vanillaforums.org/addon/firstlastnames-plugin
# http://vanillaforums.org
#############################################################
On Edit your account enter your XSS String in either the first name or last name field.
Then if a user visits your page the XSS will execute.
http://target.tld/index.php?p=/profile/myprofile/1/user
XSS:
<script>alert('x')</script>
#############################################################
http://henryhoggard.co.uk

References:

http://vanillaforums.org/addon/firstlastnames-plugin

See this note in RAW Version

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Vanilla FirstLastNames 1.3.2 Plugin Persistant XSS Vulnerability

References:

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