CVE-2016-4657

high-risk
Published 2016-08-25

WebKit in Apple iOS before 9.3.5 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.

Do I need to act?

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77.1% chance of exploitation in next 30 days
EPSS score — higher than 23% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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2 public exploits available
44213, 44836
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Apple

References (15)

Mailing List http://lists.apple.com/archives/security-announce/2016/Aug/msg00000.html
Broken Link http://www.securityfocus.com/bid/92653
Broken Link http://www.securitytracker.com/id/1036694
Broken Link https://blog.lookout.com/blog/2016/08/25/trident-pegasus/
Release Notes https://support.apple.com/HT207107
Exploit https://www.exploit-db.com/exploits/44836/
Exploit https://www.youtube.com/watch?v=xkdPjbaLngE
Mailing List http://lists.apple.com/archives/security-announce/2016/Aug/msg00000.html
Broken Link http://www.securityfocus.com/bid/92653
Broken Link http://www.securitytracker.com/id/1036694
Broken Link https://blog.lookout.com/blog/2016/08/25/trident-pegasus/
Release Notes https://support.apple.com/HT207107
Exploit https://www.exploit-db.com/exploits/44836/
Exploit https://www.youtube.com/watch?v=xkdPjbaLngE
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-...
69
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 34/34 · Critical
Exposure 5/34 · Minimal