Apple macOS up to 13.6.3 Desktop improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple macOS up to 13.6.3. It has been classified as critical. This affects an unknown part of the component Desktop Handler. Performing a manipulation results in improper authentication. This vulnerability is identified as CVE-2023-42935. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple macOS up to 13.6.3 (Operating System). It has been classified as problematic. This affects an unknown code block of the component Desktop Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality. The summary by CVE is:

An authentication issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.6.4. A local attacker may be able to view the previous logged in user’s desktop from the fast user switching screen.

The weakness was released 01/23/2024. The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2023-42935 since 09/14/2023. Neither technical details nor an exploit are publicly available.

Upgrading to version 13.6.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-47356). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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: 🔍

Upgrade: macOS 13.6.4

Timelineinfo

09/14/2023 🔍
01/23/2024 +131 days 🔍
01/23/2024 +0 days 🔍
06/21/2025 +515 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2023-42935 (🔍)
GCVE (CVE): GCVE-0-2023-42935
GCVE (VulDB): GCVE-100-251781
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 01/23/2024 07:16
Updated: 06/21/2025 04:34
Changes: 01/23/2024 07:16 (41), 01/23/2024 07:17 (1), 02/16/2024 15:59 (11), 06/21/2025 04:34 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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