X7Chat <= 2.0.2 avatar XSS injection

2006.05.10
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

X7Chat <= 2.0.2 avatar XSS injection Discovered by: Nomenumbra Date: 6/4/2006 impact:moderate (privilege escalation,possible defacement) X7Chat versions 2.0.2 and below are prone to XSS injection in a user's avatar. By setting this as the url of your avatar: javascript:alert('xss') you'd have some good ol' XSS Nomenumbra/[0x4F4C]


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