Apple iOS/iPadOS up to 16.4.1 Accessibility access control

CVSS Meta Temp Score
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS and iPadOS up to 16.4.1. It has been classified as problematic. Affected by this vulnerability is an unknown functionality of the component Accessibility. The manipulation leads to access control. This vulnerability is listed as CVE-2023-32400. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS and iPadOS up to 16.4.1 (Smartphone Operating System). This issue affects an unknown code block of the component Accessibility. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

This issue was addressed with improved checks. This issue is fixed in iOS 16.5 and iPadOS 16.5, watchOS 9.5, macOS Ventura 13.4. Entitlements and privacy permissions granted to this app may be used by a malicious app.

The weakness was presented 05/18/2023 by Mickey Jin as HT213757 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2023-32400. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/02/2026). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue. The advisory points out:

Entitlements and privacy permissions granted to this app may be used by a malicious app

Upgrading to version 16.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

This issue was addressed with improved checks.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-36644). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Access control
CWE: CWE-284 / CWE-266
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: iOS/iPadOS 16.5

Timelineinfo

05/08/2023 🔍
05/18/2023 +10 days 🔍
05/18/2023 +0 days 🔍
05/20/2023 +2 days 🔍
01/02/2026 +958 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213757
Researcher: Mickey Jin
Status: Confirmed

CVE: CVE-2023-32400 (🔍)
GCVE (CVE): GCVE-0-2023-32400
GCVE (VulDB): GCVE-100-229493
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 05/20/2023 07:43
Updated: 01/02/2026 08:10
Changes: 05/20/2023 07:43 (18), 05/20/2023 07:47 (29), 06/14/2023 19:21 (1), 12/05/2024 20:08 (27), 01/02/2026 08:10 (1)
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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