CVE-2012-5645 Denial of service in freeciv
A remote attacker can cause denial of service in the Freeciv server by sending specially crafted packets that trigger memory exhaustion or high CPU usage.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-5645?
CVE-2012-5645 is a high-severity denial of service vulnerability in Fedoraproject Fedora, published on 30 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A denial of service flaw was found in the way the server component of Freeciv before 2.3.4 processed certain packets. A remote attacker could send a specially-crafted packet that, when processed would lead to memory exhaustion or excessive CPU consumption.
Weakness: CWE-400
Which versions are affected by CVE-2012-5645?
It affects 2 products.
Products include Fedoraproject Fedora, Freeciv Freeciv.
How do I fix CVE-2012-5645?
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-2012-5645 being exploited?
There is no known exploitation of CVE-2012-5645 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2012-5645, GHSA-cjp5-w3hm-4qp4.