Use After Free in Apple Mac OS X

CVE-2016-7633

An issue was discovered in certain Apple products. macOS before 10.12.2 is affected. The issue involves the "Directory Services" component. It allows local users to gain privileges or cause a denial of service (use-after-free) via unspecified vectors.

Vulnerability class: Use-After-Free

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-7633?
CVE-2016-7633 is a high-severity vulnerability in Apple Mac OS X, classified under Use After Free. CVSS score: 7.8/10. Published 2017-02-20.
How severe is CVE-2016-7633?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2016-7633 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.