CVE-2021-30871 Information disclosure in iOS

What is CVE-2021-30871?

CVE-2021-30871 is a medium-severity vulnerability in Apple Iphone Os, published on 24 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This issue was addressed with a new entitlement. This issue is fixed in iOS 14.7, watchOS 7.6, macOS Big Sur 11.5. A local attacker may be able to access analytics data.

Which versions are affected by CVE-2021-30871?

It affects 3 products.

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

How do I fix CVE-2021-30871?

No fix has been published for CVE-2021-30871 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-30871 being exploited?

There is no known exploitation of CVE-2021-30871 in the wild and no public exploit code.

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
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