What is CVE-2017-7071?

CVE-2017-7071 is a high-severity vulnerability in Apple Safari, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-04-03.

How severe is CVE-2017-7071?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Apple Safari

CVE-2017-7071

An issue was discovered in certain Apple products. Safari before 10.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Vulnerability class: Buffer Overflow

Published 2018-04-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.7th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: -0.000

Affected products

Apple Safari

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

www.securityfocus.com/bid/100613 (VDB Entry, Third Party Advisory, vdb-entry)
support.apple.com/HT207600 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-7071?: CVE-2017-7071 is a high-severity vulnerability in Apple Safari, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-04-03.
How severe is CVE-2017-7071?: High severity. CVSS v3 base score is 8.8 out of 10.