CVE-2018-4247 Denial of service in n/a
Remote attackers can cause a persistent Safari outage by tricking users into visiting a crafted website, affecting iOS and macOS users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-4247?
CVE-2018-4247 is a medium-severity denial of service vulnerability in Apple Iphone Os, published on 8 Jun 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. The issue involves the "Safari" component. It allows remote attackers to cause a denial of service (persistent Safari outage) via a crafted web site.
Weakness: CWE-20
Which versions are affected by CVE-2018-4247?
It affects 2 products.
Products include Apple Iphone Os, Apple Safari.
How do I fix CVE-2018-4247?
No fix has been published for CVE-2018-4247 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-4247 being exploited?
There is no known exploitation of CVE-2018-4247 in the wild and no public exploit code.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-8q5h-8624-2958.