CVE-2016-1721
The kernel in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial…
- 7.8HighCVSS base score
- 0.99%Exploitation in 30 daysEPSS · top 37% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The kernel in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Apple Mac OSX / iOS - Multiple Kernel Uninitialized Variable Bugs Leading to Code Execution Vulnerabilities (Exploit-DB entry) (opens in a new tab)
EDB-ID 39358dos, multiplepublished 28 Jan 2016Verified
References tagged exploit1 reference
- 39358 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By apple
- 19 days later
· 19 days later
Published
- 9 years later
· 9 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 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.99% · top 37% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
12
- https://support.apple.com/HT206168 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT205731 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/HT205729 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2016-01-25-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://packetstormsecurity.com/files/135444/iOS-OS-X-Kernel-Uninitialized-Variable-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
- 1034736 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- APPLE-SA-2016-01-19-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- APPLE-SA-2016-03-21-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 39358 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- APPLE-SA-2016-01-19-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://code.google.com/p/google-security-research/issues/detail?id=618 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT205732 (opens in a new tab)x_refsource_CONFIRMx_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-2016-2816 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-1721)Record last updated .