CVE-2012-0256 Denial of service in n/a
Remote attackers can crash the Apache Traffic Server daemon by sending a long HTTP Host header, 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-2012-0256?
CVE-2012-0256 is a medium-severity denial of service vulnerability in Apache Traffic Server, published on 26 Mar 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Apache Traffic Server 2.0.x and 3.0.x before 3.0.4 and 3.1.x before 3.1.3 does not properly allocate heap memory, which allows remote attackers to cause a denial of service (daemon crash) via a long HTTP Host header.
Weakness: CWE-119
Which versions are affected by CVE-2012-0256?
It affects 1 product.
Products include Apache Traffic Server.
How do I fix CVE-2012-0256?
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-2012-0256 being exploited?
There is no known exploitation of CVE-2012-0256 in the wild and no public exploit code.
Other vulnerabilities in Apache Traffic Server
Sources
Also known as DEBIAN-CVE-2012-0256, GHSA-j695-8g8p-qf2x.