CVE-2020-9895

webkitgtk: Use-after-free may lead to application termination or arbitrary code execution

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Se abordó un problema de uso de la memoria previamente liberada con una administración de la memoria mejorada. Este problema es corregido en iOS versión 13.6 y iPadOS versión 13.6, tvOS versión 13.4.8, watchOS versión 6.2.8, Safari versión 13.1.2, iTunes versión 12.10.8 para Windows, iCloud para Windows versión 11.3, iCloud para Windows versión 7.20. Un atacante remoto puede causar la terminación inesperada de la aplicación o una ejecución de código arbitraria

A flaw was found in webkitgtk in versions prior to 2.28.4 and in WPE WebKit in versions prior to 2.28.4. A use-after-free issue was found allowing a remote attacker to cause unexpected application termination or arbitrary code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-03-02 CVE Reserved
2020-07-17 CVE Published
2024-08-04 CVE Updated
2024-09-22 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (9)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT211288	2023-01-09
https://support.apple.com/HT211290	2023-01-09
https://support.apple.com/HT211291	2023-01-09
https://support.apple.com/HT211292	2023-01-09
https://support.apple.com/HT211293	2023-01-09
https://support.apple.com/HT211294	2023-01-09
https://support.apple.com/HT211295	2023-01-09
https://access.redhat.com/security/cve/CVE-2020-9895	2020-11-04
https://bugzilla.redhat.com/show_bug.cgi?id=1879538	2020-11-04

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"				< 7.20 Search vendor "Apple" for product "Icloud" and version " < 7.20"		windows		Affected
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				>= 11.0 < 11.3 Search vendor "Apple" for product "Icloud" and version " >= 11.0 < 11.3"		windows		Affected
Apple Search vendor "Apple"		Itunes Search vendor "Apple" for product "Itunes"				< 12.10.8 Search vendor "Apple" for product "Itunes" and version " < 12.10.8"		windows		Affected
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 13.1.2 Search vendor "Apple" for product "Safari" and version " < 13.1.2"		-		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 13.6 Search vendor "Apple" for product "Ipados" and version " < 13.6"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 13.6 Search vendor "Apple" for product "Iphone Os" and version " < 13.6"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 13.4.8 Search vendor "Apple" for product "Tvos" and version " < 13.4.8"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 6.2.8 Search vendor "Apple" for product "Watchos" and version " < 6.2.8"		-		Affected