The Base64 function in PopMessenger 1.60 (before 20 Sep 2004) and earlier allows remote attackers to cause a denial of service (application crash) via invalid characters in a message, which causes several alert dialogs to be displayed and leads to a crash.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service
References to Advisories, Solutions, and Tools
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20040921 Broadcast crash in Popmessenger 1.60 (before 20 Sep 2004)
Advisory; Patch Information; Exploit
Vulnerable software and versions