CVE-2020-9935 Auth bypass in macOS

What is CVE-2020-9935?

CVE-2020-9935 is a medium-severity authentication bypass vulnerability in Apple Mac Os X, published on 22 Oct 2020. 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 Catalina 10.15.6. A user may be unexpectedly logged in to another user’s account.

Which versions are affected by CVE-2020-9935?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2020-9935?

No fix has been published for CVE-2020-9935 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-2020-9935 being exploited?

There is no known exploitation of CVE-2020-9935 in the wild and no public exploit code.

Other vulnerabilities in Apple Mac Os X

• CVE-2014-7169 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2014-6271 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2012-1823 PHP-CGI Query String Parameter Exploited Critical 9.8
• CVE-2021-30713 Apple macOS Unspecified Exploited High 7.8
• CVE-2019-8526 Apple macOS Use-After-Free Exploited High 7.8

All Apple Mac Os X vulnerabilities

Sources

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

Also known as GHSA-32j6-838m-7hxw.