CVE-2023-1424
What it is
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on a target product by sending specially crafted packets. A system reset of the product is required for recovery from a denial of service (DoS) condition and malicious code execution.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 3.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 3.4% in the next 30 days (EPSS).
- Severity: 10.0 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 3.4% · EPSS, next 30 days
- Weakness
- CWE-120 · Classic buffer overflow
- Record status
- Modified
Affected
- Mitsubishielectric Melsec iq-fx5u-32mr\/ds Firmware
- Mitsubishielectric Melsec iq-fx5u-32mr\/dss Firmware
- Mitsubishielectric Melsec iq-fx5u-32mr\/es Firmware
- Mitsubishielectric Melsec iq-fx5u-32mr\/ess Firmware
- Mitsubishielectric Melsec iq-fx5u-32mt\/ds Firmware
- Mitsubishielectric Melsec iq-fx5u-32mt\/dss Firmware
- Mitsubishielectric Melsec iq-fx5u-32mt\/es Firmware
- Mitsubishielectric Melsec iq-fx5u-32mt\/ess Firmware
Attack profile CVSS 3.1 · 10.0
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-1424.md and follow it. Check whether this project is affected by CVE-2023-1424. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf
References
- https://jvn.jp/vu/JVNVU94650413
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-03
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf
- https://jvn.jp/vu/JVNVU94650413
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-03
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1727