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TITLE:
Alkalay contribute "template" Shell Command Injection Vulnerability

SECUNIA ADVISORY ID:
SA16895

VERIFY ADVISORY:
https://secunia.com/advisories/16895/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Alkalay contribute
https://secunia.com/product/5744/

DESCRIPTION:
sullo has discovered a vulnerability in Alkalay contribute, which can
be exploited by malicious people to compromise a vulnerable system.

Input passed to the "template" parameter in "contribute.pl" isn't
properly sanitised before being used in an "open()" call. This can be
exploited to inject and execute arbitrary shell commands via the "|"
pipe character.

The vulnerability has been confirmed in the latest available version.
Other versions may also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
sullo

ORIGINAL ADVISORY:
https://www.cirt.net/advisories/alkalay.shtml

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About:
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everybody keeping their systems up to date against the latest
vulnerabilities.

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


Please Note:
Secunia recommends that you verify all advisories you receive by
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use those supplied by the vendor.

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