Ubuntu 10.04 LTS / 11.10 / 12.04 LTS / 12.10 : bind9 vulnerability (USN-1783-1)

Ubuntu Security Notice (C) 2013-2014 Canonical, Inc. / NASL script (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

Matthew Horsfall discovered that Bind incorrectly handled regular
expression checking. A remote attacker could use this flaw to cause
Bind to consume an excessive amount of memory, possibly resulting in a
denial of service. This issue was corrected by disabling RDATA regular
expression syntax checking.

Solution :

Update the affected packages.

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 6.8
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 65763 ()

Bugtraq ID: 58736

CVE ID: CVE-2013-2266