Security Features in WhatsApp for Desktop (Windows) - CVE-2020-1889

 

Security Features in WhatsApp for Desktop (Windows) - CVE-2020-1889

Published: September 9, 2020


Vulnerability identifier: #VU46537
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1889
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

This vulnerability allows a remote attacker to bypass security rescritions feature.

The vulnerability exists due to a weak implemented security. A remote attacker can escape sandbox in Electron and escalate privilege if combined with a remote code execution inside the sandboxed renderer process.


Affected software

WhatsApp for Desktop (Windows)

How to mitigate CVE-2020-1889

Install updates from vendor's website.

WhatsApp for Desktop (Windows) - update to 0.3.4932

External References

Related Security Bulletins