Vulnerability Details : CVE-2021-21166

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.
Published 2021-03-09 18:15:16
Updated 2024-07-25 17:34:26
Source Chrome
View at NVD,   CVE.org

Products affected by CVE-2021-21166

CVE-2021-21166 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Google Chromium Race Condition Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Google Chromium contains a race condition vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2021-21166
Added on 2021-11-03 Action due date 2021-11-17

Exploit prediction scoring system (EPSS) score for CVE-2021-21166

EPSS FAQ
3.80%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 92 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21166

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

References for CVE-2021-21166

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