CVE-2021-30769 Security feature bypass in iOS
Attackers with arbitrary read/write access can bypass Pointer Authentication in Apple operating systems, undermining memory safety protections.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-30769?
CVE-2021-30769 is a medium-severity vulnerability in Apple Iphone Os, published on 8 Sep 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
Weakness: CWE-287
Which versions are affected by CVE-2021-30769?
It affects 3 products.
Products include Apple Iphone Os, Apple Tvos, Apple Watchos.
How do I fix CVE-2021-30769?
No fix has been published for CVE-2021-30769 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-30769 being exploited?
There is no known exploitation of CVE-2021-30769 in the wild and no public exploit code.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-ggcc-jfxp-hxph.