CVE-2020-26200 Security feature bypass in Kaspersky Endpoint Security with the Full Disk Encryption component installed
Attackers with physical or admin access can bypass UEFI Secure Boot by loading untrusted modules via Kaspersky's boot loader.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-26200?
CVE-2020-26200 is a medium-severity vulnerability in Kaspersky Endpoint Security with the Full Disk Encryption component installed, published on 26 Feb 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-287
Which versions are affected by CVE-2020-26200?
It affects 2 products.
Products include Kaspersky Endpoint Security, Kaspersky Rescue Disk.
How do I fix CVE-2020-26200?
No fix has been published for CVE-2020-26200 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-26200 being exploited?
There is no known exploitation of CVE-2020-26200 in the wild and no public exploit code.
Other vulnerabilities in Kaspersky Endpoint Security with the Full Disk Encryption component installed
Sources
Also known as GHSA-xm85-53qc-rpxj.