CVE-2021-35520

Name: CVE-2021-35520
Creator: NVD / NIST
Published: 2021-07-22T12:15:08.057+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.2/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2021-35520 is a medium-severity vulnerability rated 6.2/10 on the CVSS scale. A Buffer Overflow in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows physically proximate authenticated attackers to achieve code execution, denial of services, and information disclosure via serial ports.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

A Buffer Overflow in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows physically proximate authenticated attackers to achieve code execution, denial of services, and information disclosure via serial ports.

Metrics

CVSS 3.1

6.2/10

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

EPSS Probability

0.34%

25.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Idemia	Morphowave Compact Mdpi Firmware	< 2.6.2
Idemia	Morphowave Compact Mdpi-M Firmware	< 2.6.2
Idemia	Visionpass Mdpi Firmware	< 2.6.2
Idemia	Visionpass Mdpi-M Firmware	< 2.6.2

References

https://biometricdevices.idemia.com/s/global-search/0696700000JJa0zAAD?sharing=truePatch, Vendor Advisory
https://biometricdevices.idemia.com/s/global-search/0696700000JJa1nAAD?sharing=truePatch, Vendor Advisory
https://www.idemia.comProduct
https://biometricdevices.idemia.com/s/global-search/0696700000JJa0zAAD?sharing=truePatch, Vendor Advisory
https://biometricdevices.idemia.com/s/global-search/0696700000JJa1nAAD?sharing=truePatch, Vendor Advisory
https://www.idemia.comProduct

Timeline

Published: Jul 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-35520?

How severe is CVE-2021-35520?

CVE-2021-35520 has a CVSS score of 6.2/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2021-35520?

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-2021-35520?

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

Scan your code now

Source: NVD / NIST