Medium severity5.9NVD Advisory· Published Jan 23, 2024· Updated Apr 2, 2026
CVE-2024-23218
CVE-2024-23218
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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Affected products
6- Range: multiple versions, see product-specific ranges below
Patches
Vulnerability mechanics
References
23- seclists.org/fulldisclosure/2024/Jan/33nvdThird Party Advisory
- seclists.org/fulldisclosure/2024/Jan/36nvdThird Party Advisory
- seclists.org/fulldisclosure/2024/Jan/39nvdThird Party Advisory
- seclists.org/fulldisclosure/2024/Jan/40nvdThird Party Advisory
- support.apple.com/en-us/HT214055nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT214059nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT214060nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT214061nvdRelease NotesVendor Advisory
- seclists.org/fulldisclosure/2024/Mar/22nvd
- seclists.org/fulldisclosure/2024/Mar/23nvd
- support.apple.com/en-us/120304nvd
- support.apple.com/en-us/120306nvd
- support.apple.com/en-us/120309nvd
- support.apple.com/en-us/120311nvd
- support.apple.com/en-us/120880nvd
- support.apple.com/en-us/120884nvd
- support.apple.com/en-us/120886nvd
- support.apple.com/kb/HT214055nvd
- support.apple.com/kb/HT214059nvd
- support.apple.com/kb/HT214061nvd
- support.apple.com/kb/HT214082nvd
- support.apple.com/kb/HT214083nvd
- support.apple.com/kb/HT214085nvd
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