CVE-2006-0047

Exp

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.

Published: 2006-03-07 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-0047 is rated High Exploit Risk (62.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.70%, 94th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2006-0047

EDB-ID Source Kind Published Link
1557 exploit_db edb 2006-03-06 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2006-0047

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 16.44% 7.70% -8.74%
2 2025-07-18 13.59% 16.44% +2.85%
3 2025-03-30 — 13.59% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-0047

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2006-0047

OS Trackers for CVE-2006-0047

vendor priority summary link
debian medium CVE-2006-0047 medium priority: Debian including 1 source packages (freeciv), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2006-0047
gentoo normal CVE-2006-0047: 1 GLSA(s) (200603-11), 1 atom(s) (games-strategy/freeciv); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-0047
ubuntu medium CVE-2006-0047 medium priority: Ubuntu including 1 source packages (freeciv), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. https://ubuntu.com/security/CVE-2006-0047

Affected software / configurations for CVE-2006-0047

Vendor Product Version Raw CPE
freeciv freeciv 2.0.0 cpe:2.3:a:freeciv:freeciv:2.0.0:*:*:*:*:*:*:*
freeciv freeciv 2.0.1 cpe:2.3:a:freeciv:freeciv:2.0.1:*:*:*:*:*:*:*
freeciv freeciv 2.0.2 cpe:2.3:a:freeciv:freeciv:2.0.2:*:*:*:*:*:*:*
freeciv freeciv 2.0.3 cpe:2.3:a:freeciv:freeciv:2.0.3:*:*:*:*:*:*:*
freeciv freeciv 2.0.4 cpe:2.3:a:freeciv:freeciv:2.0.4:*:*:*:*:*:*:*
freeciv freeciv 2.0.5 cpe:2.3:a:freeciv:freeciv:2.0.5:*:*:*:*:*:*:*
freeciv freeciv 2.0.6 cpe:2.3:a:freeciv:freeciv:2.0.6:*:*:*:*:*:*:*
freeciv freeciv 2.0.7 cpe:2.3:a:freeciv:freeciv:2.0.7:*:*:*:*:*:*:*
freeciv freeciv 2.0.7a cpe:2.3:a:freeciv:freeciv:2.0.7a:*:*:*:*:*:*:*

References for CVE-2006-0047

cvelogic Threat Intelligence