Apple watchOS up to 9.2 ImageIO memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple watchOS up to 9.2. Affected by this issue is some unknown functionality of the component ImageIO. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2023-23519. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple watchOS up to 9.2 (Smartwatch Operating System). It has been declared as problematic. This vulnerability affects an unknown functionality of the component ImageIO. 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 availability. CVE summarizes:

A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 9.3, tvOS 16.3, macOS Ventura 13.2, iOS 16.3 and iPadOS 16.3. Processing an image may lead to a denial-of-service.

The weakness was published 01/23/2023 by Yiğit Can YILMAZ as HT213599 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2023-23519. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

Processing an image may lead to a denial-of-service

Upgrading to version 9.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A memory corruption issue was addressed with improved state management.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-27619). Once again VulDB remains the best source 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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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: watchOS 9.3

Timelineinfo

01/12/2023 🔍
01/23/2023 +11 days 🔍
01/23/2023 +0 days 🔍
01/24/2023 +1 days 🔍
10/12/2025 +991 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213599
Researcher: Yiğit Can YILMAZ
Status: Confirmed

CVE: CVE-2023-23519 (🔍)
GCVE (CVE): GCVE-0-2023-23519
GCVE (VulDB): GCVE-100-219220
EUVD: 🔍

Entryinfo

Created: 01/24/2023 11:05
Updated: 10/12/2025 01:16
Changes: 01/24/2023 11:05 (13), 01/24/2023 11:06 (6), 01/24/2023 11:09 (27), 02/18/2023 16:46 (1), 03/12/2025 03:12 (27), 10/12/2025 01:16 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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