CVE-2020-12079 Information

Description

Beaker before 0.8.9 allows a sandbox escape enabling system access and code execution. This occurs because Electron context isolation is not used and therefore an attacker can conduct a prototype-pollution attack against the Electron internal messaging API.

CVSS Vector

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

Reference

https://github.com/beakerbrowser/beaker/issues/1519 https://github.com/beakerbrowser/beaker/releases/tag/0.8.9

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

10.0