CVE-2018-4251

low-risk

Published 2018-06-08

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.

Do I need to act?

0.14% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Mac Os X

Affected Vendors

Apple

References (6)

Mailing List http://seclists.org/fulldisclosure/2019/Mar/45

Third Party Advisory http://www.securitytracker.com/id/1041027

Vendor Advisory https://support.apple.com/HT208849

Mailing List http://seclists.org/fulldisclosure/2019/Mar/45

Third Party Advisory http://www.securitytracker.com/id/1041027

Vendor Advisory https://support.apple.com/HT208849

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low-risk

Severity 18/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal