CVE-2021-27432

HIGH

7.5

Description

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/20/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

opcfoundation:ua-.net-legacyopcfoundation:ua_.net_standard_stack

Weaknesses (CWE)

CWE-674

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-133-03(ics-cert@hq.dhs.gov)

https://us-cert.cisa.gov/ics/advisories/icsa-21-133-03(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.