Vulnerability Report

CVE-2020-26200

Title: Kaspersky Endpoint Security Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2020-26200.

CWE Category CWE-287
Published Date Feb 26, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.8 CVSS v3.1
Exploit Probability (EPSS)
0.23%

Vulnerability Summary

CVE-2020-26200: 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.

Impacted Vendors

I
ivanti 1
K
kaspersky 2
E
elastic 1
S
sophos 1

Reference Links

https://support.kaspersky.com/general/vulnerability.aspx?el=12430#170221 https://github.com/CVEProject/cvelist/blob/master/2020/26xxx/CVE-2020-26200.json https://support.kaspersky.com/general/vulnerability.aspx?el=12430#170221
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.8
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.6
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-26200 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector PHYSICAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.