CVE-2020-27274

Published Jan 26, 2021

Last updated 5 months ago

Overview

Description
Some parsing functions in the affected product do not check the return value of malloc and the thread handling the message is forced to close, which may lead to a denial-of-service condition on the OPC UA Tunneller (versions prior to 6.3.0.8233).
Source
ics-cert@hq.dhs.gov
NVD status
Modified

Risk scores

CVSS 3.1

Type
Primary
Base score
7.5
Impact score
3.6
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity
HIGH

CVSS 2.0

Type
Primary
Base score
5
Impact score
2.9
Exploitability score
10
Vector string
AV:N/AC:L/Au:N/C:N/I:N/A:P

Weaknesses

ics-cert@hq.dhs.gov
CWE-754
nvd@nist.gov
CWE-754

Social media

Hype score
Not currently trending

Configurations