CVE-2021-21129 Information

Description

Insufficient policy enforcement in File System API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.

CVSS Vector

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

Reference

https://crbug.com/1140403 https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21129

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5