CVE-2017-13889

9.8 criticalEPSS 1.1%

In macOS High Sierra before 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan, a logic error existed in the validation of credentials. This was addressed with improved credential validation.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE: CWE-287
Published: 2019-01-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:mac_os_x

References

https://support.apple.com/HT208465
https://support.apple.com/HT208465

Check your stack JSON