CVE-2019-8526 is a vulnerability in Apple macOS
Published on December 18, 2019
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.
Known Exploited Vulnerability
This Apple macOS Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apple macOS contains a use-after-free vulnerability that could allow for privilege escalation.
The following remediation steps are recommended / required by May 8, 2023: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2019-8526 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2019-8526 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2019-8526
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Affected Versions
Apple macOS:- Version unspecified and below macOS Mojave 10.14.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.