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TITLE:
Net_DNS "phpdns_basedir" File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA22522

VERIFY ADVISORY:
http://secunia.com/advisories/22522/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Net_DNS 0.x
http://secunia.com/product/12419/

DESCRIPTION:
Drago84 has discovered a vulnerability in Net_DNS, which can be
exploited by malicious people to compromise a vulnerable system.

Input passed to the "phpdns_basedir" parameter in DNS/RR.php is not
properly verified before being used to include files. This can be
exploited to include arbitrary files from local or external
resources.

Successful exploitation requires that "register_globals" is enabled.

The vulnerability is confirmed in version 0.3. Other versions may
also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
Drago84

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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.)
http://secunia.com/about_secunia_advisories/


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Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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use those supplied by the vendor.

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