CVE Vulnerabilities

CVE-2021-27432

Uncontrolled Recursion

Published: May 20, 2021 | Modified: Jun 01, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

OPC Foundation UA .NET Standard versions prior to 1.4.365.48 and OPC UA .NET Legacy are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack overflow.

Weakness

The product does not properly control the amount of recursion which takes place, consuming excessive resources, such as allocated memory or the program stack.

Affected Software

Name Vendor Start Version End Version
Ua-.net-legacy Opcfoundation - -
Ua_.net_standard_stack Opcfoundation * *

Potential Mitigations

References