CVE-2018-4478 Privilege escalation in macOS

What is CVE-2018-4478?

CVE-2018-4478 is a medium-severity vulnerability in Apple Mac Os X, published on 23 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A validation issue was addressed with improved logic. This issue is fixed in macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan. An attacker with physical access to a device may be able to elevate privileges.

Weakness: CWE-269

Which versions are affected by CVE-2018-4478?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2018-4478?

No fix has been published for CVE-2018-4478 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-4478 being exploited?

There is no known exploitation of CVE-2018-4478 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-cxqp-79p3-87wm.