HOMEVULNERABILITIESCVE-2020-14939
HIGH

CVE-2020-14939

CWE-20Published: June 23, 2020· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

An issue was discovered in savestruct_internal.c in FreedroidRPG 1.0rc2. Saved game files are composed of Lua scripts that recover a game's state. A file can be modified to put any Lua code inside, leading to arbitrary code execution while loading.

NVD Source

Technical Analysis

CVE-2020-14939 requires local access, meaning attackers must already have a foothold on the target system.

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 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

freedroid1 product(s)
freedroidrpg
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.freedroid.org/b/issue953
ADVISORYhttps://logicaltrust.net/blog/2020/02/freedroid.html
ADVISORYhttps://bugs.freedroid.org/b/issue953
ADVISORYhttps://logicaltrust.net/blog/2020/02/freedroid.html

All References (4)

→
https://bugs.freedroid.org/b/issue953Exploit · Issue Tracking · Vendor Advisory
→
https://logicaltrust.net/blog/2020/02/freedroid.htmlExploit · Third Party Advisory
→
https://bugs.freedroid.org/b/issue953Exploit · Issue Tracking · Vendor Advisory
→
https://logicaltrust.net/blog/2020/02/freedroid.htmlExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2020-14939
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedJun 23, 2020

Related CVEs (CWE-20)

CVE-2025-34060
10.0
CVE-2011-2628
10.0
CVE-2002-1359
10.0
CVE-2025-23202
10.0
CVE-2011-0922
10.0
CVE-2010-0270
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-14939 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. CVE data is provided under the NVD usage policy.
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