CVE-2021-21146

critical
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

References

https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop.html

https://crbug.com/1161705

https://lists.fedoraproject.org/archives/list/[email protected]/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/

https://lists.fedoraproject.org/archives/list/[email protected]/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/

https://security.gentoo.org/glsa/202104-08

Details

Source: MITRE

Published: 2021-02-09

Updated: 2021-05-01

Type: CWE-416

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 9.6

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Impact Score: 6

Exploitability Score: 2.8

Severity: CRITICAL

Tenable Plugins

View all (9 total)

IDNameProductFamilySeverity
149223GLSA-202104-08 : Chromium, Google Chrome: Multiple vulnerabilitiesNessusGentoo Local Security Checks
high
146559Fedora 32 : chromium (2021-7fb30b9381)NessusFedora Local Security Checks
high
146363Fedora 33 : chromium (2021-05afa65d39)NessusFedora Local Security Checks
high
146207Microsoft Edge (Chromium) < 88.0.705.62 Multiple VulnerabilitiesNessusWindows
critical
146320openSUSE Security Update : chromium (openSUSE-2021-259)NessusSuSE Local Security Checks
critical
146318Debian DSA-4846-1 : chromium - security updateNessusDebian Local Security Checks
high
146166FreeBSD : www/chromium -- multiple vulnerabilities (479fdfda-6659-11eb-83e2-e09467587c17)NessusFreeBSD Local Security Checks
critical
146061Google Chrome < 88.0.4324.146 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
critical
146060Google Chrome < 88.0.4324.146 Multiple VulnerabilitiesNessusWindows
critical