CVE-2021-21166
high-risk
Published 2021-03-09
Data race in audio in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Do I need to act?
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36.3% chance of exploitation in next 30 days
EPSS score — higher than 64% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (5)
Affected Vendors
References (15)
Permissions Required
https://crbug.com/1177465
Third Party Advisory
https://security.gentoo.org/glsa/202104-08
Mailing List
https://www.debian.org/security/2021/dsa-4886
Permissions Required
https://crbug.com/1177465
Third Party Advisory
https://security.gentoo.org/glsa/202104-08
Mailing List
https://www.debian.org/security/2021/dsa-4886
US Government Resource
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-...
65
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
23/34 · High
Exposure
12/34 · Low