DNS: Bind9 Assertion Denial of Service
This signature detects malformed DNS packets that can cause ISC Bind 9 to crash with a failed assertion. Remote attackers can exploit the vulnerability causing a denial of service.
Extended Description
ISC BIND is prone to a remote denial-of-service vulnerability. An attacker can exploit this issue to cause the 'named' process to crash, denying service to legitimate users.
Affected Products
Hp tcp/ip_services_for_openvms,Freebsd freebsd
References
BugTraq: 50690
CVE: CVE-2011-4313
URL: http://www.isc.org/software/bind/advisories/cve-2011-4313
Short Name
DNS:BIND9-ASSERT-DOS
Severity
Major
Recommended
False
Recommended Action
Drop Packet
Category
DNS
Keywords
Assertion Bind9 CVE-2011-4313 Denial Service bid:50690 of
Release Date
11/18/2011
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3336
False Positive
Unknown
Vendors
Red_hat
Suse
Ibm
Sun
Hp
Avaya
Oracle
Isc
Freebsd
Ubuntu
Mandriva
Netbsd
Debian
CVSS Score
5.0