CVE-2021-42811

Name: CVE-2021-42811
Creator: NVD / NIST
Published: 2022-06-10T11:15:07.793+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2021-42811 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in SafeNet KeySecure allows an authenticated user to read arbitrary files from the underlying system on which the product is deployed.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in SafeNet KeySecure allows an authenticated user to read arbitrary files from the underlying system on which the product is deployed.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.49%

38.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Thalesgroup	Safenet Keysecure	<= 8.12.4

References

https://supportportal.thalesgroup.com/csm?id=kb_article_view&sys_kb_id=9278cada973f45509fd638d3f153afff&sysparm_article=KB0025953Permissions Required, Vendor Advisory
https://supportportal.thalesgroup.com/csm?id=kb_article_view&sys_kb_id=9278cada973f45509fd638d3f153afff&sysparm_article=KB0025953Permissions Required, Vendor Advisory

Timeline

Published: Jun 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42811?

How severe is CVE-2021-42811?

CVE-2021-42811 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42811?

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-2021-42811?

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

Scan your code now

Source: NVD / NIST