Vulnerability in Cisco Webex Teams

CVE-2021-1536

A vulnerability in Cisco Webex Meetings Desktop App for Windows, Cisco Webex Meetings Server, Cisco Webex Network Recording Player for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to perform a DLL injection attack on an affected device. To exploit this vulnerability, the attacker must have valid credentials on the Windows system. This vulnerability is due to incorrect handling of directory paths at run time. An attacker could exploit this vulnerability by inserting a configuration file in a specific path in the system, which can cause a malicious DLL file to be loaded when the application starts. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of another user account.

EPSS: 0.003 (25.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-1536?
CVE-2021-1536 is a medium-severity vulnerability in Cisco Webex Teams, classified under Uncontrolled Search Path Element. CVSS score: 4.8/10. Published 2021-06-04.
How severe is CVE-2021-1536?
Medium severity. CVSS v3 base score is 4.8 out of 10.