CVE-2021-37973 vulnerability in Google and Other Products
Published on October 8, 2021
Known Exploited Vulnerability
This Google Chrome Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Use-after-free weakness in Portals, Google's new web page navigation system for Chrome. Successful exploitation can let attackers to execute code.
The following remediation steps are recommended / required by November 17, 2021: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2021-37973 can be exploited 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 critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
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-2021-37973 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2021-37973
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-37973 are published in these products:
Affected Versions
Google Chrome:- Version unspecified and below 94.0.4606.61 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.