Cyber Resilience

CVE-2021-20608

High

Published: 17 December 2021

Published
17 December 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0026 49.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-20608 is a high-severity an unspecified weakness vulnerability in Mitsubishielectric Gx Works2. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 49.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior allows a remote unauthenticated attacker to cause a DoS condition in GX Works2 by getting GX Works2 to read a tampered program file from…

more

a Mitsubishi Electric PLC by sending malicious crafted packets to tamper with the program file.

CWE(s)
NVD-CWE-Other

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mitsubishielectric
gx works2
≤ 1.606g

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References