CVE-2024-23218
A timing side-channel issue was addressed with improvements to constant-time computation in...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
5.9
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.
- Record
CVE-2024-23218- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-203
- Updated
- 2026-11-02
CVE List
5.9
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.
- Record
CVE-2024-23218- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-203
- Updated
- 2026-11-02
EUVDEUVD-2024-20737
5.9
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.
- Record
EUVD-2024-20737- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-f8vm-23j7-pf2r
5.9
A timing side-channel issue was addressed with improvements to constant-time computation in...
A timing side-channel issue was addressed with improvements to constant-time computation in cryptographic functions. This issue is fixed in macOS Sonoma 14.3, watchOS 10.3, tvOS 17.3, iOS 17.3 and iPadOS 17.3. An attacker may be able to decrypt legacy RSA PKCS#1 v1.5 ciphertexts without having the private key.
- Record
GHSA-f8vm-23j7-pf2r- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-203
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-23218 is a medium vulnerability (CVSS 5.9) in Apple Ipados, published January 23, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.
References
support.apple.com/en-us/120304
support.apple.com/en-us/120306
support.apple.com/en-us/120309
support.apple.com/en-us/120311
support.apple.com/en-us/120880
support.apple.com/en-us/120884
Show 19 moreShow less
support.apple.com/en-us/120886
support.apple.com/en-us/HT214059
support.apple.com/en-us/HT214055
support.apple.com/en-us/HT214060
support.apple.com/en-us/HT214061
seclists.org/fulldisclosure/2024/Jan/33
seclists.org/fulldisclosure/2024/Jan/36
seclists.org/fulldisclosure/2024/Jan/39
seclists.org/fulldisclosure/2024/Jan/40
support.apple.com/kb/HT214082
support.apple.com/kb/HT214083
support.apple.com/kb/HT214085
seclists.org/fulldisclosure/2024/Mar/22
seclists.org/fulldisclosure/2024/Mar/23
support.apple.com/kb/HT214061
support.apple.com/kb/HT214059
support.apple.com/kb/HT214055
nvd.nist.gov/vuln/detail/CVE-2024-23218
github.com/advisories/GHSA-f8vm-23j7-pf2r