CVE-2016-4655
The kernel in Apple iOS before 9.3.5 allows attackers to obtain sensitive information from memory via a crafted app.
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
The kernel in Apple iOS before 9.3.5 allows attackers to obtain sensitive information from memory via a crafted app.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Apple iOS Information Disclosure Vulnerability.
- Added
- 24 May 2022
- Fix due (US federal)
- 14 Jun 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
Public exploit
A reference of the record is tagged as an exploit or proof of concept: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: it is being exploited.
- 44836 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Timeline
ID reserved
By apple
- 4 months later
· 4 months later
Published
- 6 years later
· 6 years later
Added to CISA KEV
Known exploited in the wild
- 3 years later
· 3 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 33.4% · top 1.6% of all CVEs (8 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- n/a
- CWE-noinfo Not enough information
Affected products
n/a
- affected n/a
References (10)
- APPLE-SA-2016-09-14-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://blog.lookout.com/blog/2016/08/25/trident-pegasus/ (opens in a new tab)x_refsource_MISCx_transferred
- 44836 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 92651 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://support.apple.com/HT207107 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2016-08-25-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 1036694 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 92965 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://support.apple.com/HT207145 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-4655 (opens in a new tab)government-resource
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)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (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-2016-4655)Record last updated .