CVE-2021-35053
7.5 · HIGHOverview
CVE-2021-35053 is a high-severity vulnerability affecting kaspersky endpoint_security. It was published on November 3, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Possible system denial of service in case of arbitrary changing Firefox browser parameters. An attacker could change specific Firefox browser parameters file in a certain way and then reboot the system to make the system unbootable.
Remediation
Check the references section for vendor advisories and patches from kaspersky. Update endpoint_security 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 |
|---|---|---|---|
| kaspersky | endpoint_security | 11.1.0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-35053?
CVE-2021-35053 is a high-severity vulnerability affecting kaspersky endpoint_security. It was published on November 3, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-35053?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-35053?
Check the references section for vendor advisories and patches from kaspersky. Update endpoint_security 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-2021-35053?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-35053 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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