#VU58661 Missing Handler in XMC20 and FOX61x - CVE-2021-40334
Published: December 8, 2021
Vulnerability identifier: #VU58661
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-40334
CWE-ID: CWE-431
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
XMC20
FOX61x
XMC20
FOX61x
Software vendor:
Hitachi Energy
Hitachi Energy
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the implementation of the proprietary management protocol. A remote attacker can cause a disruption to the NMS and NE communication.
Remediation
Install updates from vendor's website.