CVE-2021-34408

Description

The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.14%
Vendor Advisory zoom.us
Affected: n/a Zoom Client for Meetings for Windows
Published at:
Updated at:

References

Link Tags
https://explore.zoom.us/en/trust/security/security-bulletin/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-34408?
CVE-2021-34408 has been scored as a high severity vulnerability.
How to fix CVE-2021-34408?
To fix CVE-2021-34408, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-34408 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-34408 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-34408?
CVE-2021-34408 affects n/a Zoom Client for Meetings for Windows.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.