Apple iOS/iPadOS up to 16.2 Kernel memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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4.3$5k-$25k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple iOS and iPadOS up to 16.2. Affected by this vulnerability is an unknown functionality of the component Kernel. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2023-23500. The attack requires local access. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Apple iOS and iPadOS up to 16.2 (Smartphone Operating System) and classified as problematic. This vulnerability affects an unknown part of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. CVE summarizes:

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.2, iOS 16.3 and iPadOS 16.3, iOS 15.7.3 and iPadOS 15.7.3, tvOS 16.3, watchOS 9.3. An app may be able to leak sensitive kernel state.

The weakness was presented 01/23/2023 by Pan ZhenPeng as HT213606 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2023-23500. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 10/10/2025). 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 leak sensitive kernel state

Upgrading to version 16.3 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-27600). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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: 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: iOS/iPadOS 16.3

Timelineinfo

01/12/2023 🔍
01/23/2023 +11 days 🔍
01/23/2023 +0 days 🔍
01/24/2023 +1 days 🔍
10/10/2025 +990 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213606
Researcher: Pan ZhenPeng
Status: Confirmed

CVE: CVE-2023-23500 (🔍)
GCVE (CVE): GCVE-0-2023-23500
GCVE (VulDB): GCVE-100-219208
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 01/24/2023 10:57
Updated: 10/10/2025 03:39
Changes: 01/24/2023 10:57 (19), 01/24/2023 11:01 (28), 02/18/2023 15:29 (1), 03/11/2025 16:49 (27), 10/10/2025 03:39 (1)
Complete: 🔍
Cache ID: 216::103

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

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