[Full-disclosure] clamav: Endless loop / hang with crafter arj, CVE-2008-1387

Advisory published at:

clamav: Endless loop / hang with crafter arj, CVE-2008-1387




CERT-FI published an advisory with a large number of samples of crafted
The file with the md5sum b6046d890e6bd304e3756c88b989559a (named
b6046d890e6bd304e3756c88b989559a.arj) hangs clamav with high load.

If you're running clamav on a mailserver, an attacker can DoS your Server
remotely by sending some mails with the archive attached.


clamav 0.93 fixes this issue beside other security issues, if you're running
clamav you should upgrade as soon as possible.

Disclosure Timeline

2008-03-17 CERT-FI publishes advisory
2008-03-26 Vendor contacted
2008-03-27 Vendor approves issue
2008-04-14 Vendor releases 0.93
2008-04-16 Advisory published

CVE Information

The Common Vulnerabilities and Exposures (CVE) project has assigned the name
CVE-2008-1387 to this issue. This is a candidate for inclusion in the CVE
list (http://cve.mitre.org/), which standardizes names for security problems.

Credits and copyright

This vulnerability was discovered by Hanno Boeck of schokokeks.org webhosting.
It's licensed under the creative commons attribution license.

Hanno Boeck, 2008-04-16, http://www.hboeck.de
Hanno Böck Blog: http://www.hboeck.de/
GPG: 3DBD3B20 Jabber/Mail: hanno@xxxxxxxxx

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