Apple watchOS Audio File memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple watchOS. Impacted is an unknown function of the component Audio File Handler. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2025-43277. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple watchOS (affected version not known). It has been rated as critical. This issue affects some unknown functionality of the component Audio File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.6 and iPadOS 18.6, watchOS 11.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6. Processing a maliciously crafted audio file may lead to memory corruption.

The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2025-43277 since 04/16/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/16/2025).

The vulnerability scanner Nessus provides a plugin with the ID 243030 (macOS 15.x < 15.6 Multiple Vulnerabilities (124149)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (243030) and EUVD (EUVD-2025-23052). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 243030
Nessus Name: macOS 15.x < 15.6 Multiple Vulnerabilities (124149)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/16/2025 CVE reserved
07/30/2025 +105 days Advisory disclosed
07/30/2025 +0 days VulDB entry created
09/16/2025 +48 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2025-43277 (🔒)
GCVE (CVE): GCVE-0-2025-43277
GCVE (VulDB): GCVE-100-318257
EUVD: 🔒

Entryinfo

Created: 07/30/2025 08:42
Updated: 09/16/2025 05:59
Changes: 07/30/2025 08:42 (54), 08/01/2025 10:26 (1), 08/02/2025 11:17 (2), 09/16/2025 05:59 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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