CVE-2021-30858 vulnerability in Apple and Other Products
Published on August 24, 2021
Known Exploited Vulnerability
This Apple Apple iOS and iPadOS Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apple iOS and iPadOS Arbitrary Code Execution.
The following remediation steps are recommended / required by November 17, 2021: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2021-30858 is exploitable with network access, requires user interaction. 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-2021-30858 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2021-30858
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Affected Versions
Apple macOS:- Version unspecified and below 11.6 is affected.
- Version unspecified and below 14.8 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.