CVE-2020-26200

MEDIUM

Kaspersky Endpoint Security and Rescue Disk - Improper Authentication via Untrusted UEFI Module Loading

Title source: llm
STIX 2.1

Description

A component of Kaspersky custom boot loader allowed loading of untrusted UEFI modules due to insufficient check of their authenticity. This component is incorporated in Kaspersky Rescue Disk (KRD) and was trusted by the Authentication Agent of Full Disk Encryption in Kaspersky Endpoint Security (KES). This issue allowed to bypass the UEFI Secure Boot security feature. An attacker would need physical access to the computer to exploit it. Otherwise, local administrator privileges would be required to modify the boot loader component.

Scores

CVSS v3 6.8
EPSS 0.0023
EPSS Percentile 13.8%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (5)
kaspersky/endpoint_security 10 sp2_mr2 (2 CPE variants)
kaspersky/endpoint_security 11.0.0
kaspersky/endpoint_security 11.0.1
kaspersky/endpoint_security 11.1.0
kaspersky/rescue_disk < 18.0.11.3
Published Feb 26, 2021
Tracked Since Feb 18, 2026