Apple macOS prior 13 App use after free

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Apple macOS and classified as critical. This vulnerability affects unknown code of the component App Handler. This manipulation causes use after free. This vulnerability is tracked as CVE-2022-46712. The attack is restricted to local execution. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Apple macOS (Operating System) and classified as critical. Affected by this vulnerability is an unknown part of the component App Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13. An app may be able to cause unexpected system termination or potentially execute code with kernel privileges.

The weakness was disclosed 02/28/2023 as HT213488. The advisory is shared at support.apple.com. This vulnerability is known as CVE-2022-46712 since 12/07/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 13 eliminates this vulnerability.

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Productinfo

Type

Operating System

Vendor

Apple

Name

macOS

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: macOS 13

Timelineinfo

12/07/2022 🔍
02/28/2023 +83 days 🔍
02/28/2023 +0 days 🔍
03/26/2023 +26 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213488
Status: Confirmed

CVE: CVE-2022-46712 (🔍)
GCVE (CVE): GCVE-0-2022-46712
GCVE (VulDB): GCVE-100-221917
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 02/28/2023 08:12
Updated: 03/26/2023 07:44
Changes: 02/28/2023 08:12 (42), 03/26/2023 07:44 (10)
Complete: 🔍
Cache ID: 216::103