Critical severity · published Sep 3, 2020
CVE-2020-1891
A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20,…
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20, and WhatsApp Business for iPhone prior to v2.20.20 could have allowed an out-of-bounds write on 32-bit devices.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WH
Whatsapp · Whatsapp
before 2.20.17; before 2.20.20 · source: NVD
WB
Whatsapp Business · Whatsapp
before 2.20.7; before 2.20.20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1891
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1891
Vendor Advisory
https://www.whatsapp.com/security/advisories/2020
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