CVE-2016-1784

Severity: medium (CVSS 6.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-03-24 · updated 2026-06-17
Weakness: CWE-400

Description

The History implementation in WebKit in Apple iOS before 9.3, Safari before 9.1, and tvOS before 9.2 allows remote attackers to cause a denial of service (resource consumption and application crash) via a crafted web site.

Affected products

Apple Iphone Os: before 9.3 — fixed in 9.3
Apple Safari: before 9.1 — fixed in 9.1
Apple tvOS: before 9.2 — fixed in 9.2

How to fix

Upgrade to a fixed version: Apple Iphone Os 9.3; Apple Safari 9.1; Apple tvOS 9.2. Check the vendor advisory for mitigations.

References

http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
http://www.securitytracker.com/id/1035353
https://support.apple.com/HT206166
https://support.apple.com/HT206169
https://support.apple.com/HT206171
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
http://www.securitytracker.com/id/1035353
https://support.apple.com/HT206166

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