CVE-2015-3751

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-08-16 · updated 2026-06-17
Weakness: CWE-254

Description

WebKit in Apple Safari before 6.2.8, 7.x before 7.1.8, and 8.x before 8.0.8, as used in iOS before 8.4.1 and other products, allows remote attackers to bypass a Content Security Policy protection mechanism by using a video control in conjunction with an IMG element within an OBJECT element.

Affected products

Apple Iphone Os: before 8.4.1 — fixed in 8.4.1
Apple Safari: from 6.0 before 6.2.8; from 7.0 before 7.1.8; from 8.0 before 8.0.8 — fixed in 6.2.8, 7.1.8, 8.0.8

How to fix

Upgrade to a fixed version: Apple Iphone Os 8.4.1; Apple Safari 6.2.8, 7.1.8, 8.0.8. Check the vendor advisory for mitigations.

References

http://lists.apple.com/archives/security-announce/2015/Aug/msg00000.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html
http://lists.opensuse.org/opensuse-updates/2016-03/msg00054.html
http://www.securityfocus.com/bid/76341
http://www.securitytracker.com/id/1033274
https://support.apple.com/kb/HT205030
https://support.apple.com/kb/HT205033
http://lists.apple.com/archives/security-announce/2015/Aug/msg00000.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html
http://lists.opensuse.org/opensuse-updates/2016-03/msg00054.html
http://www.securityfocus.com/bid/76341
http://www.securitytracker.com/id/1033274

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