Buffer overflow in CounterPath eyeBeam SIP Softphone allows remote attackers to (1) cause a denial of service (device crash) via SIP INVITE commands with a long header field name sent during startup and (2) cause a denial of service (device hang or crash) via SIP INVITE commands with a long header field name sent during a call.
CVSS Severity (version 2.0):
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
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20060921 Re: CounterPath eyeBeam Handing SIP header Vulnerabilities
20060116 CounterPath eyeBeam Handing SIP header Vulnerabilities
Vulnerable software and versions