Vulnerability Details : CVE-2021-21143
Heap buffer overflow in Extensions in Google Chrome prior to 88.0.4324.146 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-21143
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21143
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21143
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 |
CWE ids for CVE-2021-21143
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-21143
-
https://crbug.com/1163504
Inloggen - Google AccountsPermissions Required
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/
[SECURITY] Fedora 33 Update: chromium-88.0.4324.150-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop.html
Chrome Releases: Stable Channel Update for DesktopRelease Notes;Vendor Advisory
-
https://security.gentoo.org/glsa/202104-08
Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202104-08) — Gentoo securityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/
[SECURITY] Fedora 32 Update: chromium-88.0.4324.150-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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