Apple macOS Web Content resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple macOS. Affected is an unknown function of the component Web Content Handler. Such manipulation leads to resource consumption. This vulnerability is traded as CVE-2023-40441. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple macOS (Operating System) (the affected version unknown) and classified as problematic. Affected by this issue is an unknown part of the component Web Content Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

A resource exhaustion issue was addressed with improved input validation. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may lead to a denial-of-service.

The weakness was shared 09/27/2023. The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2023-40441 since 08/14/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
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: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2023 🔍
09/27/2023 +44 days 🔍
09/27/2023 +0 days 🔍
11/06/2025 +771 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2023-40441 (🔍)
GCVE (CVE): GCVE-0-2023-40441
GCVE (VulDB): GCVE-100-240404
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 09/27/2023 17:59
Updated: 11/06/2025 19:05
Changes: 09/27/2023 17:59 (40), 10/16/2023 15:48 (11), 11/06/2025 19:05 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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