Simpleproxy HTTP Proxy reply format string

simpleproxy-reply-format-string (22016) The risk level is classified as MediumMedium Risk

Description:

Simpleproxy is vulnerable to a format string attack caused by a vulnerability when handling replies from a HTTP proxy. A remote attacker could use this vulnerability to execute arbitrary code on the system.

Platforms Affected:

  • Debian, Debian Linux 3.1
  • Simpleproxy, Simpleproxy prior to 3.4

Remedy:

Upgrade to the latest version of Simpleproxy (3.4 or later), available from the SourceForge.net Web site. See References.

For Debian GNU/Linux 3.1 (sarge):
Upgrade to the latest version of Simpleproxy (3.2-3sarge1 or later), as listed in DSA-786-1. See References.

For other distributions:
Contact your vendor for upgrade or patch information.

Consequences:

Gain Access

References:

  • SourceForge.net, Project: simpleproxy: Summary at http://sourceforge.net/projects/simpleproxy/.
  • BID-14666: Simpleproxy Remote Syslog() Format String Vulnerability
  • CVE-2005-1857: Format string vulnerability in simpleproxy before 3.4 allows remote malicious HTTP proxies to execute arbitrary code via format string specifiers in a reply.
  • DSA-786: simpleproxy -- format string vulnerability
  • SA16567: Simpleproxy HTTP Proxy Reply Format String Vulnerability
  • US-CERT VU#139421: simpleproxy format string vulnerability

Reported:

Aug 26, 2005

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For corrections or additions please email xforce@iss.net

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