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TITLE:
pngcntrp "kaiseki.cgi" Shell Command Injection Vulnerability

SECUNIA ADVISORY ID:
SA15981

VERIFY ADVISORY:
http://secunia.com/advisories/15981/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
pngcntrp 2.x
http://secunia.com/product/5344/

DESCRIPTION:
blahplok has reported a vulnerability in pngcntrp, which can be
exploited by malicious people to compromise a vulnerable system.

Input passed to the query string in "kaiseki.cgi" isn't properly
sanitised before being used in an "open()" call. This can be
exploited to inject arbitrary shell commands via the "|" character.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.

PROVIDED AND/OR DISCOVERED BY:
blahplok

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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