CVE-2023-42861 Auth bypass in macOS
An attacker with standard user credentials can bypass screen lock to access another standard user's session on the same Mac.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-42861?
CVE-2023-42861 is a medium-severity authentication bypass vulnerability in Apple Macos, published on 25 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A logic issue was addressed with improved state management. This issue is fixed in macOS Sonoma 14.1. An attacker with knowledge of a standard user's credentials can unlock another standard user's locked screen on the same Mac.
Weakness: CWE-732
Which versions are affected by CVE-2023-42861?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2023-42861?
No fix has been published for CVE-2023-42861 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2023-42861 being exploited?
There is no known exploitation of CVE-2023-42861 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-gmf5-xh65-wv9w.