Apple macOS Secure Network denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Apple macOS. The impacted element is an unknown function of the component Secure Network Handler. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2024-40856. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple macOS (version unknown) and classified as problematic. Affected by this issue is an unknown function of the component Secure Network Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

An integrity issue was addressed with Beacon Protection. This issue is fixed in iOS 18 and iPadOS 18, macOS Sequoia 15, tvOS 18. An attacker may be able to force a device to disconnect from a secure network.

The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2024-40856 since 07/10/2024. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

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

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: 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

07/10/2024 🔍
09/17/2024 +69 days 🔍
09/17/2024 +0 days 🔍
04/05/2026 +564 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2024-40856 (🔍)
GCVE (CVE): GCVE-0-2024-40856
GCVE (VulDB): GCVE-100-277592
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 09/17/2024 07:04
Updated: 04/05/2026 00:22
Changes: 09/17/2024 07:04 (55), 09/21/2024 01:24 (1), 09/26/2024 07:32 (11), 04/05/2026 00:22 (12)
Complete: 🔍
Cache ID: 216::103

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