CVE-2021-1536 — MEDIUM (4.8)

Vulnerability Description

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.

CVSS Score

4.8

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Cisco	Webex Meetings Desktop	-
Cisco	Webex Meetings Online	-
Cisco	Webex Meetings Server	4.0
Cisco	Webex Network Recording Player	-
Cisco	Webex Teams	3.0.15485.0

Related Weaknesses (CWE)

CWE-427

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wVendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wVendor Advisory

FAQ

What is CVE-2021-1536?

CVE-2021-1536 is a vulnerability with a CVSS score of 4.8 (MEDIUM). 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 authent...

How severe is CVE-2021-1536?

CVE-2021-1536 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-1536?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Webex Meetings Desktop, Cisco Webex Meetings Online, Cisco Webex Meetings Server, Cisco Webex Network Recording Player, Cisco Webex Teams.