Vulnerability Report

CVE-2021-34408

Title: Zoom Client Privilege Escalation via Log Files

Privilege Escalation

Proof Of Concept

No public PoC currently indexed for CVE-2021-34408.

CWE Category CWE-59

Published Date Sep 27, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 7.8 CVSS v3.1

Exploit Probability (EPSS)

0.43%

Vulnerability Summary

CVE-2021-34408: 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.

Impacted Vendors

zoom 1

Reference Links

https://explore.zoom.us/en/trust/security/security-bulletin/ https://explore.zoom.us/en/trust/security/security-bulletin/

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.8

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.6

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-34408 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

September 27, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.