CVE-2020-6021 Privilege escalation in Check Point Endpoint Security Client for Windows
An attacker can escalate privileges by placing a malicious DLL in the repair directory, which executes with elevated privileges during installation repair.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-6021?
CVE-2020-6021 is a high-severity vulnerability in Check Point Endpoint Security Client for Windows, published on 3 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Check Point Endpoint Security Client for Windows before version E84.20 allows write access to the directory from which the installation repair takes place. Since the MS Installer allows regular users to run the repair, an attacker can initiate the installation repair and place a specially crafted DLL in the repair folder which will run with the Endpoint client’s privileges.
Weakness: CWE-427
Which versions are affected by CVE-2020-6021?
It affects 1 product.
Products include Checkpoint Endpoint Security.
How do I fix CVE-2020-6021?
No fix has been published for CVE-2020-6021 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-6021 being exploited?
There is no known exploitation of CVE-2020-6021 in the wild and no public exploit code.
Other vulnerabilities in Check Point Endpoint Security Client for Windows
- CVE-2023-28134 Local Privliege Escalation in Check Point Endpoint Security Remediation Service
- CVE-2023-28133 Privilege escalation in Harmony Endpoint.
- CVE-2022-23742 Path traversal in Check Point Endpoint Security Client for Windows
- CVE-2021-30360 Privilege escalation in Check Point Remote Access Client
- CVE-2019-8452 Privilege escalation in Check Point Endpoint Security client for Windows
Sources
Also known as GHSA-p633-7rgq-3w9f.