CVE-2021-30509

high

Description

Out of bounds write in Tab Strip in Google Chrome prior to 90.0.4430.212 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page and a crafted Chrome extension.

References

https://crbug.com/1196309

https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop.html

https://security.gentoo.org/glsa/202107-06

https://lists.fedoraproject.org/archives/list/[email protected]/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/

https://lists.fedoraproject.org/archives/list/[email protected]/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/

Details

Source: MITRE

Published: 2021-06-04

Updated: 2021-12-02

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