Apple macOS up to 13.4.1 Kernel memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apple macOS up to 13.4.1. Affected is an unknown function of the component Kernel. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2023-32441. The attack can only be performed from a local environment. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 13.4.1 (Operating System) and classified as critical. This issue affects an unknown functionality of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was published 07/24/2023 by Peter Nguyễn Vũ Hoàng as HT213843 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2023-32441. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/18/2023). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

An app may be able to execute arbitrary code with kernel privileges

Upgrading to version 13.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

The issue was addressed with improved memory handling.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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Website

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

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: macOS 13.5

Timelineinfo

05/08/2023 🔍
07/24/2023 +77 days 🔍
07/24/2023 +0 days 🔍
07/25/2023 +1 days 🔍
08/18/2023 +24 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213843
Researcher: Peter Nguyễn Vũ Hoàng
Status: Confirmed

CVE: CVE-2023-32441 (🔍)
GCVE (CVE): GCVE-0-2023-32441
GCVE (VulDB): GCVE-100-235355
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 07/25/2023 12:20
Updated: 08/18/2023 08:53
Changes: 07/25/2023 12:20 (19), 07/25/2023 12:23 (28), 08/18/2023 08:50 (2), 08/18/2023 08:53 (10)
Complete: 🔍
Cache ID: 216::103

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