VDB-248928 · CVE-2023-42866 · GCVE-0-2023-42866

Apple macOS WebKit privilege escalation

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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple macOS. This impacts an unknown function of the component WebKit. The manipulation results in an unknown weakness. This vulnerability was named CVE-2023-42866. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS (Operating System) (affected version unknown). It has been classified as problematic. Affected is an unknown functionality of the component WebKit. The impact remains unknown.

The weakness was presented 12/24/2023. The advisory is shared for download at rapid7.com. This vulnerability is traded as CVE-2023-42866 since 09/14/2023. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Timelineinfo

09/14/2023 🔍
12/24/2023 +101 days 🔍
12/24/2023 +0 days 🔍
06/04/2025 +528 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: rapid7.com
Status: Confirmed

CVE: CVE-2023-42866 (🔍)
GCVE (CVE): GCVE-0-2023-42866
GCVE (VulDB): GCVE-100-248928
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 12/24/2023 03:04
Updated: 06/04/2025 04:21
Changes: 12/24/2023 03:04 (37), 01/18/2024 14:42 (1), 06/04/2025 04:21 (26)
Complete: 🔍
Cache ID: 216::103