CVE-2021-20608

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

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://jvn.jp/vu/JVNVU93019896/index.html	Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-350-04	Third Party Advisory US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-020_en.pdf	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mitsubishielectric:gx_works2:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-12-17 17:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-20608

Mitre link : CVE-2021-20608

CVE.ORG link : CVE-2021-20608

JSON object : View

Products Affected

mitsubishielectric

gx_works2

CWE

NVD-CWE-Other

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