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CVE-2024-0803

CRITICALCVSS 9.8/10EPSS 1.04%

Last modified

CVE-2024-0803 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is 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 malicious code on a target product by sending a specially crafted packet.
How severe is CVE-2024-0803?
CVE-2024-0803 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.
How do I fix CVE-2024-0803?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-0803?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST