CRITICAL
CVE-2020-14523
CWE-22Published: February 11, 2022· Updated: Jun 17, 2026
9.8
CVSS v3.1
Official Description
Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.
Technical Analysis
CVE-2020-14523 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
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 9.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
mitsubishielectric27 product(s)
cw configuratorfr configurator2gx works2gx works3iu configuration tooliu developer2melsoft iq appportalmelsoft navigatormi configuratormr configurator2mt works2mx component+15
Source: NVD CPE · 27 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://jvn.jp/vu/JVNVU90224831/
ADVISORYhttps://jvn.jp/vu/JVNVU90224831/
All References (6)
→
https://jvn.jp/vu/JVNVU90224831/Third Party Advisory
→
https://www.cisa.gov/uscert/ics/advisories/icsa-20-212-03Patch · Third Party Advisory · US Government Resource
→
https://jvn.jp/vu/JVNVU90224831/Third Party Advisory
→
https://www.cisa.gov/uscert/ics/advisories/icsa-20-212-03Patch · Third Party Advisory · US Government Resource
Quick Facts
CVE IDCVE-2020-14523
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-22
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 11, 2022
Related CVEs (CWE-22)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-14523 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.