CVE-2020-1903

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Un problema al descomprimir documentos docx, pptx y xlsx en WhatsApp para iOS anterior a versión v2.20.61 y WhatsApp Business para iOS anterior a versión v2.20.61, podría haber resultado en una denegación de servicio por falta de memoria. Este problema habría requerido que el receptor abriera explícitamente el archivo adjunto si se recibió de un número que no estaba en los contactos de WhatsApp del receptor

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-02 CVE Reserved
2020-10-06 CVE Published
2023-06-22 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.whatsapp.com/security/advisories/2020	2020-10-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Whatsapp Search vendor "Whatsapp"		Whatsapp Search vendor "Whatsapp" for product "Whatsapp"				< 2.20.61 Search vendor "Whatsapp" for product "Whatsapp" and version " < 2.20.61"		iphone_os		Affected
Whatsapp Search vendor "Whatsapp"		Whatsapp Business Search vendor "Whatsapp" for product "Whatsapp Business"				< 2.20.61 Search vendor "Whatsapp" for product "Whatsapp Business" and version " < 2.20.61"		iphone_os		Affected