CVE-2014-3214 Denial of service in n/a
Remote attackers can crash the ISC BIND DNS server by sending crafted queries when recursive resolution is enabled, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-3214?
CVE-2014-3214 is a medium-severity denial of service vulnerability in Isc Bind, published on 9 May 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The prefetch implementation in named in ISC BIND 9.10.0, when a recursive nameserver is enabled, allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via a DNS query that triggers a response with unspecified attributes.
Weakness: CWE-20
Which versions are affected by CVE-2014-3214?
It affects 1 product.
Products include Isc Bind.
How do I fix CVE-2014-3214?
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-2014-3214 being exploited?
There is no known exploitation of CVE-2014-3214 in the wild and no public exploit code.
Other vulnerabilities in Isc Bind
Sources
Also known as GHSA-9rqc-hcfp-rmjx.