CVE-2021-37979

high
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

heap buffer overflow in WebRTC in Google Chrome prior to 94.0.4606.81 allowed a remote attacker who convinced a user to browse to a malicious website to potentially exploit heap corruption via a crafted HTML page.

References

https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop.html

https://crbug.com/1247260

https://lists.fedoraproject.org/archives/list/[email protected]/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO/

https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1372

Details

Source: MITRE

Published: 2021-11-02

Updated: 2022-01-10

Type: CWE-787

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: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (8 total)

IDNameProductFamilySeverity
156763Debian DSA-5046-1 : chromium - security updateNessusDebian Local Security Checks
high
154822openSUSE 15 Security Update : opera (openSUSE-SU-2021:1433-1)NessusSuSE Local Security Checks
high
154180Fedora 34 : chromium (2021-116eff380f)NessusFedora Local Security Checks
high
154079openSUSE 15 Security Update : chromium (openSUSE-SU-2021:1350-1)NessusSuSE Local Security Checks
high
153995Microsoft Edge (Chromium) < 94.0.992.47 Multiple VulnerabilitiesNessusWindows
high
153985FreeBSD : chromium -- multiple vulnerabilities (7d3d94d3-2810-11ec-9c51-3065ec8fd3ec)NessusFreeBSD Local Security Checks
high
153932Google Chrome < 94.0.4606.81 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
high
153931Google Chrome < 94.0.4606.81 Multiple VulnerabilitiesNessusWindows
high