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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7.5$5k-$25k0.12

A vulnerability was found in Apple iOS and iPadOS up to 16.2 (Smartphone Operating System). It has been classified as critical. Affected is an unknown code block of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The software 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 01/23/2023 by Adam Doupé as HT213606 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2023-23504. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 01/24/2023). 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 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.

Productinfo

Type

Vendor

Name

License

  • commercial

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
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

01/23/2023 Advisory disclosed
01/23/2023 +0 days Countermeasure disclosed
01/24/2023 +1 days VulDB entry created
01/24/2023 +0 days VulDB last update

Sourcesinfo

Vendor: apple.com

Advisory: HT213606
Researcher: Adam Doupé
Status: Confirmed

CVE: CVE-2023-23504 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 01/24/2023 10:58 AM
Updated: 01/24/2023 11:01 AM
Changes: 01/24/2023 10:58 AM (19), 01/24/2023 11:01 AM (28)
Complete: 🔍

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