{"id":"CVE-2024-23218","state":"PUBLISHED","title":"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 a","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.","publishedAt":"2024-01-23T00:25:38.999Z","updatedAt":"2026-04-02T18:26:59.685Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apple","products":["Apple iOS and iPadOS","Apple macOS","Apple tvOS","Apple watchOS"],"affected":[{"vendor":"Apple","product":"iOS and iPadOS","versions":[{"version":"0","status":"affected","lessThan":"16.7.6","versionType":"custom"},{"version":"0","status":"affected","lessThan":"17.3","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"12.7.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"13.6.5","versionType":"custom"},{"version":"0","status":"affected","lessThan":"14.3","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"17.3","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"10.3","versionType":"custom"}]}],"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","https://support.apple.com/en-us/HT214059","https://support.apple.com/en-us/HT214055","https://support.apple.com/en-us/HT214060","https://support.apple.com/en-us/HT214061","http://seclists.org/fulldisclosure/2024/Jan/33","http://seclists.org/fulldisclosure/2024/Jan/36","http://seclists.org/fulldisclosure/2024/Jan/39","http://seclists.org/fulldisclosure/2024/Jan/40","https://support.apple.com/kb/HT214082","https://support.apple.com/kb/HT214083","https://support.apple.com/kb/HT214085","http://seclists.org/fulldisclosure/2024/Mar/22","http://seclists.org/fulldisclosure/2024/Mar/23","https://support.apple.com/kb/HT214061","https://support.apple.com/kb/HT214059","https://support.apple.com/kb/HT214055"],"weaknesses":["CWE-203"],"ingestedAt":"2026-10-29T20:06:59.846Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/23xxx/CVE-2024-23218.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-23218","state":"PUBLISHED","datePublished":"2024-01-23T00:25:38.999Z","dateUpdated":"2026-04-02T18:26:59.685Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2024-01-12T22:22:21.477Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Apple","product":"iOS and iPadOS","versions":[{"version":"0","status":"affected","lessThan":"16.7.6","versionType":"custom"},{"version":"0","status":"affected","lessThan":"17.3","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"12.7.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"13.6.5","versionType":"custom"},{"version":"0","status":"affected","lessThan":"14.3","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"17.3","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"10.3","versionType":"custom"}]}],"references":[{"url":"https://support.apple.com/en-us/120304"},{"url":"https://support.apple.com/en-us/120306"},{"url":"https://support.apple.com/en-us/120309"},{"url":"https://support.apple.com/en-us/120311"},{"url":"https://support.apple.com/en-us/120880"},{"url":"https://support.apple.com/en-us/120884"},{"url":"https://support.apple.com/en-us/120886"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-04-02T18:26:59.685Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://support.apple.com/en-us/HT214059","tags":["x_transferred"]},{"url":"https://support.apple.com/en-us/HT214055","tags":["x_transferred"]},{"url":"https://support.apple.com/en-us/HT214060","tags":["x_transferred"]},{"url":"https://support.apple.com/en-us/HT214061","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Jan/33","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Jan/36","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Jan/39","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Jan/40","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT214082","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT214083","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT214085","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Mar/22","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2024/Mar/23","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT214061"},{"url":"https://support.apple.com/kb/HT214059"},{"url":"https://support.apple.com/kb/HT214055"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T18:24:24.383Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.9,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-12-04T17:22:50.733956Z","id":"CVE-2024-23218","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-203","type":"CWE","lang":"en","description":"CWE-203 Observable Discrepancy"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-04T15:21:57.676Z"}}]}}}