CVE-2020-3502 Cisco Webex Meetings Desktop App Information Disclosure Vulnerabilities

Medium 4.1 Published 17 Aug 2020 Updated 13 Nov 2024

An authenticated attacker can obtain restricted information from other users by tricking them into visiting a malicious URL that exploits improper input validation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-3502?

CVE-2020-3502 is a medium-severity vulnerability in Cisco Webex Meetings, published on 17 Aug 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Multiple vulnerabilities in the user interface of Cisco Webex Meetings Desktop App could allow an authenticated, remote attacker to obtain restricted information from other Webex users. These vulnerabilities are due to improper input validation of parameters returned to the application from a web site. An attacker with a valid Webex account could exploit these vulnerabilities by persuading a user to follow a URL that is designed to return malicious path parameters to the affected software. A successful exploit could allow the attacker to obtain restricted information from other Webex users.

Weakness: CWE-20

Which versions are affected by CVE-2020-3502?

It affects 2 products.

Products include Cisco Webex Meetings, Cisco Webex Meetings Server.

How do I fix CVE-2020-3502?

No fix has been published for CVE-2020-3502 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-3502 being exploited?

There is no known exploitation of CVE-2020-3502 in the wild and no public exploit code.

All Cisco Webex Meetings vulnerabilities

Sources

Also known as GHSA-h8v3-xwjj-m863.