CVE-2014-0591 Denial of service in n/a

Low 2.6 Published Updated

Remote attackers can cause a denial of service in ISC BIND authoritative nameservers using NSEC3 signing via crafted DNS queries.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-0591?

CVE-2014-0591 is a low-severity denial of service vulnerability in Isc Bind, published on 14 Jan 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The query_findclosestnsec3 function in query.c in named in ISC BIND 9.6, 9.7, and 9.8 before 9.8.6-P2 and 9.9 before 9.9.4-P2, and 9.6-ESV before 9.6-ESV-R10-P2, allows remote attackers to cause a denial of service (INSIST assertion failure and daemon exit) via a crafted DNS query to an authoritative nameserver that uses the NSEC3 signing feature.

Weakness: CWE-119

Which versions are affected by CVE-2014-0591?

It affects 1 product.

Linux distribution packages (40)
bind97 Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97-chroot Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97-debuginfo Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97-devel Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97-libs Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97-utils Red Hat:enterprise_linux:5::client_workstationAll versions32:9.7.0-21.P2.el5
bind97 Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind97-chroot Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind97-debuginfo Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind97-devel Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind97-libs Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind97-utils Red Hat:enterprise_linux:5::serverAll versions32:9.7.0-21.P2.el5
bind Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-chroot Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-debuginfo Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-devel Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-libs Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-sdb Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-utils Red Hat:enterprise_linux:6::clientAll versions32:9.8.2-0.23.rc1.el6_5.1
bind Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-chroot Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-devel Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-libs Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-sdb Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-utils Red Hat:enterprise_linux:6::computenodeAll versions32:9.8.2-0.23.rc1.el6_5.1
bind Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-chroot Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-debuginfo Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-devel Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-libs Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-sdb Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-utils Red Hat:enterprise_linux:6::serverAll versions32:9.8.2-0.23.rc1.el6_5.1
bind Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-chroot Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-debuginfo Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-devel Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-libs Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-sdb Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1
bind-utils Red Hat:enterprise_linux:6::workstationAll versions32:9.8.2-0.23.rc1.el6_5.1

Products include Isc Bind.

How do I fix CVE-2014-0591?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-0591 being exploited?

There is no known exploitation of CVE-2014-0591 in the wild and no public exploit code.

All Isc Bind vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-0591, DLA-48-1, DSA-3023-1, GHSA-c7r2-3x52-rjcm, MGASA-2014-0013, RHSA-2014:0043 and 1 more.

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