Apple macOS App out-of-bounds

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-$5k0.00

A vulnerability was found in Apple macOS (Operating System) (affected version not known). It has been rated as critical. Affected by this issue is some unknown functionality of the component App Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Ventura 13. An app may be able to execute arbitrary code with kernel privileges.

The weakness was published 02/28/2023 as HT213488. The advisory is available at support.apple.com. This vulnerability is handled as CVE-2022-42833 since 10/11/2022. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/26/2023). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading eliminates this vulnerability.

Productinfo

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License

CPE 2.3info

CPE 2.2info

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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/11/2022 CVE reserved
02/28/2023 +140 days Advisory disclosed
02/28/2023 +0 days VulDB entry created
03/26/2023 +26 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: HT213488
Status: Confirmed

CVE: CVE-2022-42833 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 02/28/2023 08:19 AM
Updated: 03/26/2023 08:30 AM
Changes: 02/28/2023 08:19 AM (41), 03/26/2023 08:30 AM (10)
Complete: 🔍

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