CVE-2024-1915
CWE-468Published: March 15, 2024· Updated: Jun 17, 2026
Official Description
Incorrect Pointer Scaling 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.
Risk Analysis
This vulnerability is caused by incorrect pointer scaling in Mitsubishi Electric MELSEC-Q and MELSEC-L series CPU modules. It is a critical issue that allows remote, unauthenticated attackers to execute code on the target hardware.
There are no known public exploits for this issue, and it is not tracked in the CISA KEV. The flaw is remotely exploitable with low complexity.
Update the firmware of the affected MELSEC CPU modules to the latest version provided by the vendor. Restrict network access to the modules to authorized personnel only.
Technical Analysis
CVE-2024-1915 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (6)
Quick Facts
Related CVEs (CWE-468)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-1915 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts