CVE-2012-0206 Denial of service in n/a
Remote attackers can cause a denial of service in PowerDNS Authoritative Server via a crafted UDP DNS response, requiring an upgrade to mitigate.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-0206?
CVE-2012-0206 is a medium-severity denial of service vulnerability in n/a, published on 17 Feb 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
common_startup.cc in PowerDNS (aka pdns) Authoritative Server before 2.9.22.5 and 3.x before 3.0.1 allows remote attackers to cause a denial of service (packet loop) via a crafted UDP DNS response.
Weakness: CWE-399
Which versions are affected by CVE-2012-0206?
It affects 1 product.
Products include Powerdns Authoritative Server.
How do I fix CVE-2012-0206?
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-2012-0206 being exploited?
There is no known exploitation of CVE-2012-0206 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2012-0206, DSA-2385-1, GHSA-4fvg-fh8j-g524.