What is CVE-2012-6083?

CVE-2012-6083 is a high-severity vulnerability in Freeciv, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-01-23.

How severe is CVE-2012-6083?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Freeciv

CVE-2012-6083

Freeciv before 2.3.3 allows remote attackers to cause a denial of service via a crafted packet.

Vulnerability class: DoS (Denial of Service)

Published 2020-01-23 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.117 (95.9th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.117 · newest: 0.117 · change: 0.000

Affected products

Freeciv — versions before 2.3.3

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

www.openwall.com/lists/oss-security/2012/12/31/2 (Mailing List, Third Party Advisory)
freeciv.fandom.com/wiki/NEWS-2.3.3 (Vendor Advisory)

Frequently asked questions

What is CVE-2012-6083?: CVE-2012-6083 is a high-severity vulnerability in Freeciv, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-01-23.
How severe is CVE-2012-6083?: High severity. CVSS v3 base score is 7.5 out of 10.