Public Date:
514292: CVE-2009-0696 bind: DoS (assertion failure) via nsupdate packets

The MITRE CVE dictionary describes this issue as:

The dns_db_findrdataset function in db.c in named in ISC BIND 9.4 before 9.4.3-P3, 9.5 before 9.5.1-P3, and 9.6 before 9.6.1-P1, when configured as a master server, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via an ANY record in the prerequisite section of a crafted dynamic update message, as exploited in the wild in July 2009.

Find out more about CVE-2009-0696 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 5
Base Metrics AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 4 (bind) RHSA-2009:1180 2009-07-29
Red Hat Enterprise Linux version 5 (bind) RHSA-2009:1179 2009-07-29
Red Hat Enterprise Linux version 3 (bind) RHSA-2009:1181 2009-07-29