CVE-2022-22787

Insufficient hostname validation during Clusterswitch message in Zoom Client for Meetings

Description

The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.10.0 fails to properly validate the hostname during a server switch request. This issue could be used in a more sophisticated attack to trick an unsuspecting users client to connect to a malicious server when attempting to use Zoom services.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory zoom.us
Affected: Zoom Video Communications Inc Zoom Client for Meetings for Android
Affected: Zoom Video Communications Inc Zoom Client for Meetings for iOS
Affected: Zoom Video Communications Inc Zoom Client for Meetings for Linux
Affected: Zoom Video Communications Inc Zoom Client for Meetings for MacOS
Affected: Zoom Video Communications Inc Zoom Client for Meetings for Windows
Published at:
Updated at:

References

Link Tags
https://explore.zoom.us/en/trust/security/security-bulletin vendor advisory
http://packetstormsecurity.com/files/167238/Zoom-XMPP-Stanza-Smuggling-Remote-Code-Execution.html third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2022-22787?
CVE-2022-22787 has been scored as a medium severity vulnerability.
How to fix CVE-2022-22787?
To fix CVE-2022-22787, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-22787 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-22787 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-22787?
CVE-2022-22787 affects Zoom Video Communications Inc Zoom Client for Meetings for Android, Zoom Video Communications Inc Zoom Client for Meetings for iOS, Zoom Video Communications Inc Zoom Client for Meetings for Linux, Zoom Video Communications Inc Zoom Client for Meetings for MacOS, Zoom Video Communications Inc Zoom Client for Meetings for Windows.
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