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Insecure Library Loading
Moderately critical

BIND Response Policy Zones RRSIG Query Assertion Failure Denial of Service

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Release Date:  2011-05-06    Views:  3,018

Secunia Advisory SA44416

Where:

From remote

Impact:

DoS

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A vulnerability has been reported in BIND, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an assertion failure when processing RRSIG queries if the Response Policy Zones (RPZ) mechanism is used for RRset replacement, which can be exploited to terminate the server via RRSIG queries.

The vulnerability is reported in version 9.8.0.


Solution:
Update to version 9.8.0-P1 or higher.

Further details available to Secunia VIM customers

Provided and/or discovered by:
The vendor credits Mitsuru Shimamura, Internet Initiative Japan.

Original Advisory:
https://www.isc.org/CVE-2011-1907

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: BIND Response Policy Zones RRSIG Query Assertion Failure Denial of Service

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