Vulnerability in Apple Iphone OS

CVE-2017-2428

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves nghttp2 before 1.17.0 in the "HTTPProtocol" component. It allows remote HTTP/2 servers to have an unspecified impact via unknown vectors.

EPSS: 0.026 (83.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2017-2428?
CVE-2017-2428 is a critical-severity vulnerability in Apple Iphone OS. CVSS score: 9.8/10. Published 2017-04-02.
How severe is CVE-2017-2428?
Critical severity. CVSS v3 base score is 9.8 out of 10.