CVE-2012-5645

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-12-30 · updated 2026-06-16
Weakness: CWE-400

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.

Affected products

Fedoraproject Fedora: 16, 17, 18
freeciv: before 2.3.4 — fixed in 2.3.4

How to fix

Upgrade to a fixed version: freeciv 2.3.4. Check the vendor advisory for mitigations.

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095378.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095381.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-January/096391.html
http://www.openwall.com/lists/oss-security/2012/12/18/5
http://www.openwall.com/lists/oss-security/2012/12/22/4
http://www.openwall.com/lists/oss-security/2012/12/30/11
http://www.openwall.com/lists/oss-security/2012/12/30/8
http://www.openwall.com/lists/oss-security/2012/12/31/2
http://www.securityfocus.com/bid/41352
https://access.redhat.com/security/cve/cve-2012-5645
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=696306
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5645

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