CVE-2017-7089 Cross-site scripting in n/a
Remote attackers can execute arbitrary scripts in the context of other sites via a crafted website due to a WebKit parent-tab processing flaw.
- 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
- Available
What is CVE-2017-7089?
CVE-2017-7089 is a medium-severity cross-site scripting vulnerability in Apple Icloud, published on 23 Oct 2017. 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 is affected. Safari before 11 is affected. iCloud before 7.0 on Windows is affected. The issue involves the "WebKit" component. It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that is mishandled during parent-tab processing.
Weakness: CWE-79
Which versions are affected by CVE-2017-7089?
It affects 5 products.
Products include Apple Icloud, Apple Iphone Os, Apple Itunes, Apple Safari, Apple Tvos.
How do I fix CVE-2017-7089?
Upgrade to a fixed version.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2017-7089 being exploited?
There is no known exploitation of CVE-2017-7089 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry and 2 proofs of concept on GitHub.
Other vulnerabilities in Apple Icloud
Sources
Also known as DEBIAN-CVE-2017-7089, GHSA-xrp9-v7m5-2gw6, UBUNTU-CVE-2017-7089.