CVE-2020-11582
8.8 · HIGHOverview
CVE-2020-11582 is a high-severity vulnerability affecting pulsesecure pulse_connect_secure. It was published on April 6, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An issue was discovered in Pulse Secure Pulse Connect Secure (PCS) through 2020-04-06. The applet in tncc.jar, executed on macOS, Linux, and Solaris clients when a Host Checker policy is enforced, launches a TCP server that accepts local connections on a random port. This can be reached by local HTTP clients, because up to 25 invalid lines are ignored, and because DNS rebinding can occur. (This server accepts, for example, a setcookie command that might be relevant to CVE-2020-11581 exploitation.)
Remediation
Check the references section for vendor advisories and patches from pulsesecure. Update pulse_connect_secure 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 |
|---|---|---|---|
| pulsesecure | pulse_connect_secure | 0 | Affected |
Frequently Asked Questions
What is CVE-2020-11582?
CVE-2020-11582 is a high-severity vulnerability affecting pulsesecure pulse_connect_secure. It was published on April 6, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2020-11582?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-11582?
Check the references section for vendor advisories and patches from pulsesecure. Update pulse_connect_secure 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-2020-11582?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-11582 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
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