Medium severity · published Oct 6, 2020
CVE-2020-1903
An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an…
5.5
CVSS
0.7%
EPSS
No
On KEV
Description
An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an out-of-memory denial of service. This issue would have required the receiver to explicitly open the attachment if it was received from a number not in the receiver's WhatsApp contacts.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WH
Whatsapp · Whatsapp
before 2.20.61 · source: NVD
WB
Whatsapp Business · Whatsapp
before 2.20.61 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1903
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1903
Vendor Advisory
https://www.whatsapp.com/security/advisories/2020/
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