Vulnerability Description
A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| < 2.20.111 | ||
| Whatsapp Business | < 2.20.111 |
Related Weaknesses (CWE)
References
- https://www.whatsapp.com/security/advisories/2020/Vendor Advisory
- https://www.whatsapp.com/security/advisories/2020/Vendor Advisory
FAQ
What is CVE-2020-1909?
CVE-2020-1909 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code exe...
How severe is CVE-2020-1909?
CVE-2020-1909 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-1909?
Check the references section above for vendor advisories and patch information. Affected products include: Whatsapp Whatsapp, Whatsapp Whatsapp Business.