Vulnerability in Apple Mac OS X

CVE-2017-13786

An issue was discovered in certain Apple products. macOS before 10.13.1 is affected. The issue involves the "APFS" component. It does not properly restrict the DMA mapping time of FileVault decryption buffers, which allows attackers to read cleartext APFS data via a crafted Thunderbolt adapter.

EPSS: 0.003 (24.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2017-13786?
CVE-2017-13786 is a medium-severity vulnerability in Apple Mac OS X. CVSS score: 4.6/10. Published 2017-11-13.
How severe is CVE-2017-13786?
Medium severity. CVSS v3 base score is 4.6 out of 10.