CVE-2019-8689

Webkit JSC: JIT - Uninitialized Variable Access in ArgumentsEliminationPhase::transform

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, iCloud for Windows 10.6. Processing maliciously crafted web content may lead to arbitrary code execution.

Múltiples problemas de corrupción de memoria fueron abordados mejorando el manejo de la memoria. Este problema es corregido en iOS versión 12.4, macOS Mojave versión 10.14.6, tvOS versión 12.4, watchOS versión 5.3, Safari versión 12.1.2, iTunes para Windows versión 12.9.6, iCloud para Windows versión 7.13, iCloud para Windows versión 10.6. El procesamiento de contenido web diseñado maliciosamente puede conllevar a una ejecución de código arbitrario.

Webkit JSC JIT suffers from an uninitialized variable access vulnerability in ArgumentsEliminationPhase::transform.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-02-18 CVE Reserved
2019-07-23 CVE Published
2019-08-29 First Exploit
2024-08-04 CVE Updated
2024-08-14 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (11)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/47316	2019-08-29

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT210346	2021-05-18
https://support.apple.com/HT210348	2021-05-18
https://support.apple.com/HT210351	2021-05-18
https://support.apple.com/HT210353	2021-05-18
https://support.apple.com/HT210355	2021-05-18
https://support.apple.com/HT210356	2021-05-18
https://support.apple.com/HT210357	2021-05-18
https://support.apple.com/HT210358	2021-05-18
https://access.redhat.com/security/cve/CVE-2019-8689	2020-09-29
https://bugzilla.redhat.com/show_bug.cgi?id=1876657	2020-09-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				< 7.13 Search vendor "Apple" for product "Icloud" and version " < 7.13"		windows		Affected
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				>= 10.0 < 10.6 Search vendor "Apple" for product "Icloud" and version " >= 10.0 < 10.6"		windows		Affected
Apple Search vendor "Apple"		Itunes Search vendor "Apple" for product "Itunes"				< 12.9.6 Search vendor "Apple" for product "Itunes" and version " < 12.9.6"		windows		Affected
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 12.1.2 Search vendor "Apple" for product "Safari" and version " < 12.1.2"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 12.4 Search vendor "Apple" for product "Iphone Os" and version " < 12.4"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.14.6 Search vendor "Apple" for product "Mac Os X" and version " < 10.14.6"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 12.4 Search vendor "Apple" for product "Tvos" and version " < 12.4"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 5.3 Search vendor "Apple" for product "Watchos" and version " < 5.3"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected