CVE-2021-37852
7.8 · HIGHOverview
CVE-2021-37852 is a high-severity vulnerability affecting eset endpoint_antivirus. It was published on February 9, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
ESET products for Windows allows untrusted process to impersonate the client of a pipe, which can be leveraged by attacker to escalate privileges in the context of NT AUTHORITY\SYSTEM.
Remediation
Check the references section for vendor advisories and patches from eset. Update endpoint_antivirus to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| eset | endpoint_antivirus | >= 6.6.2046.0, < 7.3.2055.0 | Affected |
| eset | endpoint_security | >= 6.6.2046.0, < 7.3.2055.0 | Affected |
| eset | file_security | 7.0.12014.0 | Affected |
| eset | internet_security | >= 10.0.337.1, < 15.0.18.0 | Affected |
| eset | mail_security | >= 7.0.10019, < 7.3.10014.0 | Affected |
| eset | nod32_antivirus | 10.0.337.1 | Affected |
| eset | security | 7.0.15008.0 | Affected |
| eset | server_security | 7.0.12016.1002 | Affected |
| eset | smart_security | 10.0.337.1 | Affected |
References
Frequently Asked Questions
What is CVE-2021-37852?
CVE-2021-37852 is a high-severity vulnerability affecting eset endpoint_antivirus. It was published on February 9, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-37852?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-37852?
Check the references section for vendor advisories and patches from eset. Update endpoint_antivirus to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-37852?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-37852 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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