Critical severity · published Mar 14, 2024
CVE-2024-0803
Integer Overflow or Wraparound vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series and MELSEC-L Series CPU modules allows a remote unauthenticated attacker to execute…
9.8
CVSS
1%
EPSS
No
On KEV
Description
Integer Overflow or Wraparound vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series and MELSEC-L Series CPU modules allows a remote unauthenticated attacker to execute malicious code on a target product by sending a specially crafted packet.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
MELSEC-L Series L02CPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L02CPU-P · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L06CPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L06CPU-P · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L26CPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L26CPU-BT · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L26CPU-P · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-L Series L26CPU-PBT · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26041" and prior · source: vendor
MS
MELSEC-Q Series Q03UDECPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26061" and prior · source: vendor
MS
MELSEC-Q Series Q03UDVCPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26061" and prior · source: vendor
MS
MELSEC-Q Series Q04UDEHCPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26061" and prior · source: vendor
MS
MELSEC-Q Series Q04UDPVCPU · Mitsubishi Electric Corporation
The first 5 digits of serial No. "26061" and prior · source: vendor
Affected product
MS
MELSEC-L Series L02CPU
Mitsubishi Electric Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-0803
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-0803
jvn.jp
https://jvn.jp/vu/JVNVU99690199/
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-24-074-14
www.mitsubishielectric.com
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-024_en.pdf
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