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Vulnerability record · CVE-2006-0047 · published 7 March 2006

CVE-2006-0047: Freeciv improper input validation vulnerability

FFreeciv · Freeciv

packets.c in Freeciv 2.0 before 2.0.8 allows remote attackers to cause a denial of service (server crash) via crafted packets with negative compressed size values.

5.0 CVSS 2.0 Medium EPSS 7.9% · top 5.5% CWE-20 · Improper input validationCWE-399 · CWE-399
5.0CVSS 2.0 base score
7.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
22References
16 Jun 2026Last modified by NVD

Description

packets.c in Freeciv 2.0 before 2.0.8 allows remote attackers to cause a denial of service (server crash) via crafted packets with negative compressed size values.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=355211
http://secunia.com/advisories/19120 PatchVendor Advisory
http://secunia.com/advisories/19227 Vendor Advisory
http://secunia.com/advisories/19253 Vendor Advisory
http://www.debian.org/security/2006/dsa-994
http://www.gentoo.org/security/en/glsa/glsa-200603-11.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2006:053
http://www.securityfocus.com/archive/1/426866/100/0/threaded
http://www.securityfocus.com/bid/16975 Patch
http://www.vupen.com/english/advisories/2006/0838 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/25166
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=355211
http://secunia.com/advisories/19120 PatchVendor Advisory
http://secunia.com/advisories/19227 Vendor Advisory
http://secunia.com/advisories/19253 Vendor Advisory
http://www.debian.org/security/2006/dsa-994
http://www.gentoo.org/security/en/glsa/glsa-200603-11.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2006:053
http://www.securityfocus.com/archive/1/426866/100/0/threaded
http://www.securityfocus.com/bid/16975 Patch
http://www.vupen.com/english/advisories/2006/0838 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/25166

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2006-0047), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.