CVE-2020-27274

HighCVSS 7.5/10Last modified Jun 17, 2026

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).

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 26, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-27274: High severity, CVSS 7.5 | Vulnix