Vulnerability Description
Integer Underflow vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4 and prior allows an attacker to cause a DoS condition in the software by getting a user to open malicious project file specially crafted by an attacker.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mitsubishielectric | Ezsocket | <= 5.4 |
| Mitsubishielectric | Gx Works2 | <= 1.606g |
| Mitsubishielectric | Melsoft Navigator | All versions |
Related Weaknesses (CWE)
References
- https://jvn.jp/vu/JVNVU93817405/index.htmlPatchThird Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-350-05Third Party AdvisoryUS Government Resource
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-021_en.pdfPatchVendor Advisory
- https://jvn.jp/vu/JVNVU93817405/index.htmlPatchThird Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-350-05Third Party AdvisoryUS Government Resource
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-021_en.pdfPatchVendor Advisory
FAQ
What is CVE-2021-20607?
CVE-2021-20607 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Integer Underflow vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4...
How severe is CVE-2021-20607?
CVE-2021-20607 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20607?
Check the references section above for vendor advisories and patch information. Affected products include: Mitsubishielectric Ezsocket, Mitsubishielectric Gx Works2, Mitsubishielectric Melsoft Navigator.