Vulnerability CVE-2007-4577
Published: 2007-08-28   Modified: 2012-02-12

Description:
Sophos Anti-Virus for Unix/Linux before 2.48.0 allows remote attackers to cause a denial of service (infinite loop) via a malformed BZip file that results in the creation of multiple Engine temporary files (aka a "BZip bomb").

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Sophos Antivirus BZip parsing Infinite Loop Advisory
Sophos Antivirus...
29.08.2007

Type:

CWE-noinfo

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Sophos -> Anti-virus 
Sophos -> Scanning engine 
Sophos -> Small business suite 

 References:
http://securityreason.com/securityalert/3073
http://securitytracker.com/id?1018608
http://www.nruns.com/security_advisory_sophos_gzip_infinite_loop_dos.php
http://www.securityfocus.com/archive/1/477727/100/0/threaded
http://www.securityfocus.com/bid/25428
http://www.sophos.com/support/knowledgebase/article/28407.html
http://www.vupen.com/english/advisories/2007/2972
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