Multiple vulnerabilities were identified in Clam AntiVirus (ClamAV), which may be exploited by attackers and/or malware to execute arbitrary commands.
The first issue is due to an integer overflow error in the "tnef_attachment()" and "tnef_message()" [tnef.c] functions that do not properly handle a negative "length" value, which could be exploited by remote attackers to execute arbitrary commands by sending, to a vulnerable application, a specially crafted email containing a malicious TNEF file [...]
Affected Products
Clam Antivirus (ClamAV) version 0.86.1 and prior
Credits
Vulnerabilities reported by Neel Mehta and Alex Wheeler
ChangeLog
2005-07-25 : Initial release
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