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Secunia Security Advisory 42374

Secunia Security Advisory 42374
Posted Dec 2, 2010
Authored by Secunia | Site secunia.com

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

tags | advisory, denial of service
SHA-256 | 9f32445f5fad71615eb2745b046deba4da811832206ca6b74e9302b42eabbbb1

Secunia Security Advisory 42374

Change Mirror Download
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Request a free trial:
http://secunia.com/products/corporate/vim/


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TITLE:
BIND RRSIG / ncache Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA42374

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/42374/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=42374

RELEASE DATE:
2010-12-02

DISCUSS ADVISORY:
http://secunia.com/advisories/42374/#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/42374/

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=42374

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 named not properly clearing
matching RRSIG records in the cache when negatively caching a "NO
DATA", which can be exploited to cause named to crash when performing
subsequent lookups.

The vulnerability is reported in versions 9.6.2 to 9.6.2-P2, 9.6-ESV
to 9.6-ESV-R2, and 9.7.0 to 9.7.2-P2

SOLUTION:
Update to 9.6.2-P3 or newer, 9.6-ESV-R3 or newer, or 9.7.2-P3.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
https://www.isc.org/software/bind/advisories/cve-2010-3613

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.

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