CVE-2023-6942
What it is
Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 to 5.92, GT Designer3 Version1(GOT1000) versions 1.325P and prior, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M to 1.626C, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E to 2.102G, MT Works2 versions 1.190Y and prior, MX Component versions 4.00A to 5.007H and MX OPC Server DA/UA all versions allows a remote unauthenticated attacker to bypass authentication by sending specially crafted packets and connect to the products illegally.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data tampering.
- Exploit odds
- 0.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- 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: 0.9% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.9% · EPSS, next 30 days
- Weakness
- CWE-306 · Missing authentication
- Record status
- Modified
Affected
- Mitsubishielectric Ezsocket
- Mitsubishielectric Fr configurator2
- Mitsubishielectric got1000
- Mitsubishielectric got2000
- Mitsubishielectric Gx works2
- Mitsubishielectric Gx works3
- Mitsubishielectric Mc works64
- Mitsubishielectric Melsoft Navigator
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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-2023-6942.md and follow it. Check whether this project is affected by CVE-2023-6942. 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/2023-020_en.pdf
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf
References
- https://jvn.jp/vu/JVNVU95103362
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf
- https://jvn.jp/vu/JVNVU95103362
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf