CVE-2021-3423
7.8 · HIGHOverview
CVE-2021-3423 is a high-severity vulnerability affecting bitdefender gravityzone_business_security. It was published on May 18, 2021 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
Uncontrolled Search Path Element vulnerability in the openssl component as used in Bitdefender GravityZone Business Security allows an attacker to load a third party DLL to elevate privileges. This issue affects Bitdefender GravityZone Business Security versions prior to 6.6.23.329.
Remediation
Check the references section for vendor advisories and patches from bitdefender. Update gravityzone_business_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 |
|---|---|---|---|
| bitdefender | gravityzone_business_security | >= 0, < 6.6.23.329 | Affected |
Frequently Asked Questions
What is CVE-2021-3423?
CVE-2021-3423 is a high-severity vulnerability affecting bitdefender gravityzone_business_security. It was published on May 18, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-3423?
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-2021-3423?
Check the references section for vendor advisories and patches from bitdefender. Update gravityzone_business_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-2021-3423?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3423 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.
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Browser-based exploitation validates findings with real proof-of-concept.
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