CVE-2022-25163
Improper Input Validation vulnerability in Mitsubishi Electric MELSEC-Q Series QJ71E71-100 first 5 digits of serial number "24061" or prior, Mitsubishi Electric MELSEC-L series LJ71E71-100 first 5 digits of serial number "24061" or prior and Mitsubishi…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper Input Validation vulnerability in Mitsubishi Electric MELSEC-Q Series QJ71E71-100 first 5 digits of serial number "24061" or prior, Mitsubishi Electric MELSEC-L series LJ71E71-100 first 5 digits of serial number "24061" or prior and Mitsubishi Electric MELSEC iQ-R Series RD81MES96N firmware version "08" or prior allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on the target products by sending specially crafted packets.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.22% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- mitsubishi/melsec iq-r rd81mes96n firmware · mitsubishi/melsec qj71e71-100 firmware · mitsubishi/melsec lj71e71-100 firmware
- Source
- Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
References
- https://jvn.jp/vu/JVNVU92561747/index.htmlThird Party Advisory
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-006_en.pdfVendor Advisory
- https://jvn.jp/vu/JVNVU92561747/index.htmlThird Party Advisory
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-006_en.pdfVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.