What is CVE-2016-4677?

CVE-2016-4677 is a high-severity vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2017-02-20.

How severe is CVE-2016-4677?

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

Buffer overflow in Apple Iphone OS

CVE-2016-4677

An issue was discovered in certain Apple products. iOS before 10.1 is affected. Safari before 10.0.1 is affected. tvOS before 10.0.1 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

EPSS: 0.018 (76.3th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

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

References

product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)

Frequently asked questions

What is CVE-2016-4677?: CVE-2016-4677 is a high-severity vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2017-02-20.
How severe is CVE-2016-4677?: High severity. CVSS v3 base score is 8.8 out of 10.