CVE-2019-11927

CVSS V2 Medium 6.8 CVSS V3 High 7.8

Description

An integer overflow in WhatsApp media parsing libraries allows a remote attacker to perform an out-of-bounds write on the heap via specially-crafted EXIF tags in WEBP images. This issue affects WhatsApp for Android before version 2.19.143 and WhatsApp for iOS before version 2.19.100.

Overview

CVE ID
CVE-2019-11927

Assigner
cve-assign@fb.com

Vulnerability Status
Analyzed

Published Version
2019-09-27T21:15:09

Last Modified Date
2020-10-08T14:44:23

Weakness Enumerations

CWE	URL
CWE-190	http://cwe.mitre.org/data/definitions/190.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:whatsapp:whatsapp::::::android::*	1	OR		2.9.143
cpe:2.3:a:whatsapp:whatsapp::::::iphone_os::*	1	OR		2.19.100

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
6.4

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7.8

Base Severity
HIGH

Exploitability Score
1.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://www.facebook.com/security/advisories/cve-2019-11927	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-11927
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11927

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:09:44				Added to TrackCVE
2022-12-04 03:33:16	2019-09-27T21:15Z	2019-09-27T21:15:09	CVE Published Date	updated
2022-12-04 03:33:16		2020-10-08T14:44:23	CVE Modified Date	updated
2022-12-04 03:33:16		Analyzed	Vulnerability Status	updated