CVE-2024-23218: tvos — Fix

Description

A timing side-channel issue was addressed with improvements to constant-time computation in cryptographic functions. This issue is fixed in iOS 16.7.6 and iPadOS 16.7.6, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.4, macOS Sonoma 14.3, macOS Ventura 13.6.5, tvOS 17.3, watchOS 10.3. An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key.

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CVSS v3.1 Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-203 CWE-203

Affected Products

Vendor	Product	Versions
apple	ipados	< 17.3
apple	iphone_os	< 17.3
apple	macos	14.0 — 14.3
apple	tvos	< 17.3
apple	watchos	< 10.3

References

Advisories & Patches

https://support.apple.com/en-us/HT214055 https://support.apple.com/en-us/HT214059 https://support.apple.com/en-us/HT214060 https://support.apple.com/en-us/HT214061

Other References

https://support.apple.com/en-us/120304 https://support.apple.com/en-us/120306 https://support.apple.com/en-us/120309 https://support.apple.com/en-us/120311 https://support.apple.com/en-us/120880 https://support.apple.com/en-us/120884 https://support.apple.com/en-us/120886 http://seclists.org/fulldisclosure/2024/Jan/33 http://seclists.org/fulldisclosure/2024/Jan/36 http://seclists.org/fulldisclosure/2024/Jan/39

Frequently Asked Questions

What is CVE-2024-23218? +

A timing side-channel issue was addressed with improvements to constant-time computation in cryptographic functions. This issue is fixed in iOS 16.7.6 and iPadOS 16.7.6, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.4, macOS Sonoma 14.3, macOS Ventura 13.6.5, tvOS 17.3, watchOS 10.3. An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key. It has a CVSS v3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2024-23218? +

CVE-2024-23218 has a CVSS v3.1 score of 5.9 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-23218? +

CVE-2024-23218 affects products from apple, specifically: ipados, iphone_os, macos, tvos, watchos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-23218? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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