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CVE-2014-4422
The kernel in Apple iOS before 8 and Apple TV before 7 uses a predictable random number generator during the early portion of the boot…
- 8.1HighCVSS base score
- 1.9%Exploitation in 30 daysEPSS · top 20% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The kernel in Apple iOS before 8 and Apple TV before 7 uses a predictable random number generator during the early portion of the boot process, which allows attackers to bypass certain kernel-hardening protection mechanisms by using a user-space process to observe data related to the random numbers.
Timeline
ID reserved
By apple
- 3 months later
· 3 months later
Published
- 10 years later
· 10 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.9% · top 20% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Affected products
n/a
- affected n/a
References
10
- http://support.apple.com/kb/HT6441 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1030866 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- appleios-cve20144422-sec-bypass(96096) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://support.apple.com/kb/HT6442 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2014-10-16-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- APPLE-SA-2014-09-17-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 69882 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 69911 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://support.apple.com/kb/HT6535 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2014-09-17-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2014-4349 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2014-4422)Record last updated .