CVE-2021-23359
7.5 · HIGHOverview
CVE-2021-23359 is a high-severity vulnerability affecting port-killer_project port-killer. It was published on March 18, 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. Some level of privileges is required for exploitation.
Technical Description
This affects all versions of package port-killer. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.
Remediation
Check the references section for vendor advisories and patches from port-killer_project. Update port-killer 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 |
|---|
References
Frequently Asked Questions
What is CVE-2021-23359?
CVE-2021-23359 is a high-severity vulnerability affecting port-killer_project port-killer. It was published on March 18, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-23359?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-23359?
Check the references section for vendor advisories and patches from port-killer_project. Update port-killer 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-2021-23359?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-23359 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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