HIGH
CVE-2022-39047
CWE-120Published: August 31, 2022· Updated: Jun 17, 2026
8.8
CVSS v3.1
Official Description
Freeciv before 2.6.7 and before 3.0.3 is prone to a buffer overflow vulnerability in the Modpack Installer utility's handling of the modpack URL.
Technical Analysis
CVE-2022-39047 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Vendors & Products
freeciv1 product(s)
freeciv
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
ADVISORYhttps://bugs.debian.org/1017579
ADVISORYhttps://bugs.debian.org/1017579
All References (8)
→
http://www.openwall.com/lists/oss-security/2022/08/31/1Mailing List · Third Party Advisory
→
https://bugs.debian.org/1017579Mailing List · Third Party Advisory
→
https://osdn.net/projects/freeciv/ticket/45299Patch · Third Party Advisory
→
https://www.openwall.com/lists/oss-security/2022/08/05/1Mailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2022/08/31/1Mailing List · Third Party Advisory
→
https://bugs.debian.org/1017579Mailing List · Third Party Advisory
→
https://osdn.net/projects/freeciv/ticket/45299Patch · Third Party Advisory
→
https://www.openwall.com/lists/oss-security/2022/08/05/1Mailing List · Third Party Advisory
Quick Facts
CVE IDCVE-2022-39047
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-120
CISA KEVNo
Affected1 vendor(s)
PublishedAug 31, 2022
Related CVEs (CWE-120)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-39047 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.