Vulnerability · Published Apr 6, 2022 · Assigned by cisco

CVE-2022-20763Cisco Webex Meetings Java Deserialization Vulnerability

Medium 5.4

In plain English

A medium-severity unsafe deserialization in Cisco Webex Meetings from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.9%top 40.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the login authorization components of Cisco Webex Meetings could allow an authenticated, remote attacker to inject arbitrary Java code. This vulnerability is due to improper deserialization of Java code within login requests. An attacker could exploit this vulnerability by sending malicious login requests to the Cisco Webex Meetings service. A successful exploit could allow the attacker to inject arbitrary Java code and take arbitrary actions within the Cisco Webex Meetings application.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco Webex Meetings	n/a

Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

References

20220406 Cisco Webex Meetings Java Deserialization Vulnerability vendor-advisory, x_refsource_CISCO