CVE-2021-32935

Name: CVE-2021-32935
Creator: NVD / NIST
Published: 2022-05-23T19:16:07.057+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.68%

Last modified Jun 17, 2026

CVE-2021-32935 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The affected Cognex product, the In-Sight OPC Server versions v5.7.4 (96) and prior, deserializes untrusted data, which could allow a remote attacker access to system level permission commands and local privilege escalation.. EPSS estimates a 1.68% chance of exploitation in the next 30 days.

Description

The affected Cognex product, the In-Sight OPC Server versions v5.7.4 (96) and prior, deserializes untrusted data, which could allow a remote attacker access to system level permission commands and local privilege escalation.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.68%

74.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Cognex	In-Sight Opc Server	<= 5.7.4_\(96\)

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-224-01Third Party Advisory, US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-224-01Third Party Advisory, US Government Resource

Timeline

Published: May 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-32935?

How severe is CVE-2021-32935?

CVE-2021-32935 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.68% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32935?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-32935?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST