What is CVE-2017-6988?

CVE-2017-6988 is a medium-severity vulnerability in Apple Mac OS X, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2017-05-22.

How severe is CVE-2017-6988?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Apple Mac OS X

CVE-2017-6988

An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "802.1X" component. It allows remote attackers to discover the network credentials of arbitrary users by operating a crafted network that requires 802.1X authentication, because EAP-TLS certificate validation mishandles certificate changes.

Vulnerability class: Improper Certificate Validation

EPSS: 0.009 (54.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Mac_os_x
N/a — versions n/a

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

product-security@apple.com (vdb-entry, x_refsource_SECTRACK)
product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2017-6988?: CVE-2017-6988 is a medium-severity vulnerability in Apple Mac OS X, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2017-05-22.
How severe is CVE-2017-6988?: Medium severity. CVSS v3 base score is 5.9 out of 10.