CVE-2016-4592
WebKit in Apple iOS before 9.3.3, Safari before 9.1.2, and tvOS before 9.2.2 allows remote attackers to cause a denial of service (memory consumption) via a crafted web site.
02 Description
WebKit in Apple iOS before 9.3.3, Safari before 9.1.2, and tvOS before 9.2.2 allows remote attackers to cause a denial of service (memory consumption) via a crafted web site.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.23% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.5% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-07-22 01:00Z10 YR AGO
- Last updated
- 2024-08-06 00:32Z2 YR AGO
- Reserved
- 2016-05-11
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-400Uncontrolled Resource ConsumptionClass
- Data version
- 5.1
- Document digest
- c036cb0f8d99b3fa47c5f95b406fa5586e538c7b43a5ef2858761b9a0f8907b0
05 Affected products
06 References
- lists.apple.comAPPLE-SA-2016-07-18-4http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
- lists.apple.comAPPLE-SA-2016-07-18-2http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
- www.securityfocus.com91830http://www.securityfocus.com/bid/91830
- support.apple.comhttps://support.apple.com/HT206900
- www.securitytracker.com1036343http://www.securitytracker.com/id/1036343
- packetstormsecurity.comhttp://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html
- www.securityfocus.com20160825 WebKitGTK+ Security Advisory WSA-2016-0005http://www.securityfocus.com/archive/1/539295/100/0/threaded
- support.apple.comhttps://support.apple.com/HT206905
- support.apple.comhttps://support.apple.com/HT206902
- lists.apple.comAPPLE-SA-2016-07-18-5http://lists.apple.com/archives/security-announce/2016/Jul/msg00004.html
07 Fixed in
Ubuntu 16.04 LTS
- qtwebkit-opensource-src No fix yet
- qtwebkit-source No fix yet
- webkitgtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.