CVE-2021-1372 Information disclosure in Cisco Webex Productivity Tools
Local authenticated attackers can read sensitive data like tokens from shared memory in Cisco Webex desktop applications.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-1372?
CVE-2021-1372 is a medium-severity vulnerability in Cisco Webex Meetings, published on 17 Feb 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability in Cisco Webex Meetings Desktop App and Webex Productivity Tools for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. This vulnerability is due to the unsafe usage of shared memory by the affected software. An attacker with permissions to view system memory could exploit this vulnerability by running an application on the local system that is designed to read shared memory. A successful exploit could allow the attacker to retrieve sensitive information from the shared memory, including usernames, meeting information, or authentication tokens. Note: To exploit this vulnerability, an attacker must have valid credentials on a Microsoft Windows end-user system and must log in after another user has already authenticated with Webex on the same end-user system.
Weakness: CWE-202
Which versions are affected by CVE-2021-1372?
It affects 2 products.
Products include Cisco Webex Meetings, Cisco Webex Meetings Server.
How do I fix CVE-2021-1372?
No fix has been published for CVE-2021-1372 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-1372 being exploited?
There is no known exploitation of CVE-2021-1372 in the wild and no public exploit code.
Other vulnerabilities in Cisco Webex Meetings
- CVE-2017-12368 Memory corruption in Cisco WebEx Recording Format and Advanced Recording Format Players
- CVE-2017-12369 Memory corruption in Cisco WebEx Recording Format and Advanced Recording Format Players
- CVE-2017-12370 Memory corruption in Cisco WebEx Recording Format and Advanced Recording Format Players
- CVE-2017-12371 Memory corruption in Cisco WebEx Recording Format and Advanced Recording Format Players
- CVE-2017-12372 Memory corruption in Cisco WebEx Recording Format and Advanced Recording Format Players
Sources
Also known as GHSA-r5cq-f6p7-hpq4.