Vulnerability in Apple Mac Os X

CVE-2018-4251

An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the "Firmware" component. It allows attackers to modify the EFI flash-memory region that a crafted app that has root access.

EPSS: 0.011 (62.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4251?
CVE-2018-4251 is a medium-severity vulnerability in Apple Mac Os X, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.5/10. Published 2018-06-08.
How severe is CVE-2018-4251?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-4251 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.