Denial of service in Apple watchOS



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-23524
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		watchOS
Operating systems & Components / Operating system

Vendor Apple Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU72428

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23524

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing certificates in Apple TV 4K, Apple TV HD and Apple Watch Series 4. A remote attacker can trick the victim to connect to a malicious website, supply a malformed certificate while connecting and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

watchOS: 9.0 20R361 - 9.3 20S648

CPE2.3 External links

http://support.apple.com/en-us/HT213634


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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