CVE-2014-0244 Denial of service in n/a
Remote attackers can cause a denial of service in Samba nmbd via malformed UDP packets, leading to infinite loops and high CPU consumption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-0244?
CVE-2014-0244 is a low-severity denial of service vulnerability in Samba Samba, published on 23 Jun 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The sys_recvfrom function in nmbd in Samba 3.6.x before 3.6.24, 4.0.x before 4.0.19, and 4.1.x before 4.1.9 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a malformed UDP packet.
Weakness: CWE-20
Which versions are affected by CVE-2014-0244?
It affects 1 product.
Products include Samba Samba.
How do I fix CVE-2014-0244?
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-2014-0244 being exploited?
There is no known exploitation of CVE-2014-0244 in the wild and no public exploit code.
Other vulnerabilities in Samba Samba
Sources
Also known as DEBIAN-CVE-2014-0244, ECHO-a407-52ad-5025, GHSA-5j3x-73cr-cpg5, UBUNTU-CVE-2014-0244.