Vulnerability Details : CVE-2022-40265
Improper Input Validation vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series RJ71EN71 Firmware version "65" and prior and Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120ENCPU Network Part Firmware version "65" and prior allows a remote unauthenticated attacker to cause a Denial of Service condition by sending specially crafted packets. A system reset is required for recovery.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2022-40265
- cpe:2.3:o:mitsubishielectric:rj71en71_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:r04encpu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:r08encpu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:r120encpu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:r16encpu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mitsubishielectric:r32encpu_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-40265
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-40265
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
8.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
Mitsubishi Electric Corporation | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2022-40265
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2022-40265
-
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-017_en.pdf
Vendor Advisory
-
https://jvn.jp/vu/JVNVU94702422
JVNVU#94702422: 三菱電機製MELSEC iQ-RシリーズEthernetインタフェースユニットにおける不適切な入力確認の脆弱性Third Party Advisory
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