CVE Vulnerability

CVE-2021-32994

Softing OPC UA C++ SDK (Software Development Kit) versions from 5.59 to 5.64 exported library functions don't properly validate received extension objects, which may allow an attacker to crash the software by sending a variety of specially crafted packets to access several unexpected memory locations.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-168-02 Third Party Advisory US Government Resource
Configurations

Configuration 1

cpe:2.3:a:softing:opc_ua_c++_software_development_kit:*:*:*:*:*:*:*:*
Information

Published : 2022-04-04 08:15

Updated : 2022-04-13 01:25

NVD link : CVE-2021-32994

Mitre link : CVE-2021-32994

Products Affected
No products.
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer