Main Vulnerability Database Vulnerabilities #VU17883

OS Command Injection in Cisco Webex Productivity Tools and Cisco Webex Meetings Desktop App - CVE-2019-1674

Published: February 28, 2019 / Updated: June 17, 2021

Vulnerability identifier: #VU17883

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-1674

CWE-ID: CWE-78

Exploitation vector: Local access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a local user to execute arbitrary code on the target system with elevated privileges.

The vulnerability exists due to improper input validation when processing parameters passed via CLI. A local user can launch the application with a specially crafted argument and execute arbitrary OS command with SYSTEM privileges.

Affected software

Cisco Webex Productivity Tools
Cisco Webex Meetings Desktop App

How to mitigate CVE-2019-1674

Install updates from vendor's website.

Cisco Webex Productivity Tools - update to 33.0.7
Cisco Webex Meetings Desktop App - addressed in versions 33.6.6, 33.9.1

Links to Public Exploits and PoC-codes

Exploit #6086 - Cisco WebEx Meetings < 33.6.6 / < 33.9.1 - Privilege Escalation (June 17, 2021)

External References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190227-wmda-cmdinj

Related Security Bulletins

Privilege escalation in Cisco Webex Meetings Desktop App and Webex Productivity Tools