CVE-2021-4102 is a vulnerability in Google Chrome
Published on February 11, 2022
Use after free in V8 in Google Chrome prior to 96.0.4664.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Known Exploited Vulnerability
This Google Chromium V8 Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Google Chromium V8 Engine contains a use-after-free vulnerability which can allow a remote attacker to execute arbitrary code on the target system.
The following remediation steps are recommended / required by December 29, 2021: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2021-4102 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-2021-4102 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2021-4102
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Affected Versions
Google Chrome:- Version unspecified and below 96.0.4664.110 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.