Buffer overflow in UA-LDS - CVE-2021-40142
Published: May 17, 2022
Vulnerability identifier: #VU63312
CSH Severity: Medium
CVSS v4.0: 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:Green
CVE-ID: CVE-2021-40142
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OPC Foundation
Affected software:
UA-LDS
UA-LDS
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error. A remote attacker can send a specially crafted message, trigger memory corruption and cause a denial of service condition on the target system.
How to mitigate CVE-2021-40142
Install updates from vendor's website.