----------------------------------------------------------------------


Secunia is hiring!

http://secunia.com/company/jobs/


----------------------------------------------------------------------

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

SECUNIA ADVISORY ID:
SA44416

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/44416/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=44416

RELEASE DATE:
2011-05-07

DISCUSS ADVISORY:
http://secunia.com/advisories/44416/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/44416/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=44416

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

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 in Customer Area:
http://secunia.com/products/corporate/EVM/

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Mitsuru Shimamura, Internet Initiative Japan.

ORIGINAL ADVISORY:
https://www.isc.org/CVE-2011-1907

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

----------------------------------------------------------------------

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

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

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

----------------------------------------------------------------------

Unsubscribe: Secunia Security Advisories
http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org

----------------------------------------------------------------------