CVE Vulnerability

CVE-2020-27297

The affected product is vulnerable to a heap-based buffer overflow, which may allow an attacker to manipulate memory with controlled values and remotely execute code on the OPC UA Tunneller (versions prior to 6.3.0.8233).

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-021-03 Third Party Advisory US Government Resource
Configurations

Configuration 1

cpe:2.3:a:honeywell:opc_ua_tunneller:*:*:*:*:*:*:*:*
Information

Published : 2021-01-26 07:15

Updated : 2021-02-03 03:30

NVD link : CVE-2020-27297

Mitre link : CVE-2020-27297

Products Affected
No products.
CWE
CWE-787