Use After Free in Apple Iphone OS
CVE-2016-7644
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.
Vulnerability class: Use-After-Free
EPSS: 0.068 (93.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Iphone_os
- Apple Mac_os_x
- Apple Watchos
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (exploit, x_refsource_EXPLOIT-DB)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (vdb-entry, x_refsource_SECTRACK)
- product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-7644?
- CVE-2016-7644 is a high-severity vulnerability in Apple Iphone OS, classified under Use After Free. CVSS score: 7.8/10. Published 2017-02-20.
- How severe is CVE-2016-7644?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-7644 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.