Vulnerability CVE-2009-4413
Published: 2009-12-24   Modified: 2012-02-13

Description:
The httpClientDiscardBody function in client.c in Polipo 0.9.8, 0.9.12, 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a large Content-Length value, which triggers an integer overflow, a signed-to-unsigned conversion error with a negative value, and a segmentation fault.

Type:

CWE-189

 (Numeric Errors)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Pps.jussieu -> Polipo 

 References:
http://www.securityfocus.com/bid/37463
http://www.openwall.com/lists/oss-security/2009/12/12/4
http://www.exploit-db.com/exploits/10338
http://www.debian.org/security/2010/dsa-2002
http://secunia.com/advisories/38647
http://secunia.com/advisories/37607
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560779
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