CVE-2017-2471 Use after free in n/a

What is CVE-2017-2471?

CVE-2017-2471 is a high-severity use after free vulnerability in Apple Iphone Os, published on 2 Apr 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 10.3 is affected. Safari before 10.1 is affected. watchOS before 3.2 is affected. The issue involves the "WebKit" component. A use-after-free vulnerability allows remote attackers to execute arbitrary code via a crafted web site.

Weakness: CWE-416

Which versions are affected by CVE-2017-2471?

It affects 3 products.

Products include Apple Iphone Os, Apple Safari, Apple Watchos.

How do I fix CVE-2017-2471?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2017-2471 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-2471 exists.

Public exploit code: 2 Exploit-DB entries.

Other vulnerabilities in Apple Iphone Os

• CVE-2021-30666 Apple iOS WebKit Buffer Overflow Exploited High 8.8
• CVE-2021-30761 Apple iOS WebKit Memory Corruption Exploited High 8.8
• CVE-2021-30762 Apple iOS WebKit Use-After-Free Exploited High 8.8
• CVE-2016-4657 Apple iOS Webkit Memory Corruption Exploited High 8.8
• CVE-2019-7286 Apple Multiple Products Memory Corruption Exploited High 7.8

All Apple Iphone Os vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2017-2471, GHSA-73fg-98hg-p7mj, UBUNTU-CVE-2017-2471.