CVE-2018-20587
5.5 · MEDIUMOverview
CVE-2018-20587 is a medium-severity vulnerability affecting bitcoin bitcoin_core. It was published on February 11, 2019 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Bitcoin Core 0.12.0 through 0.17.1 and Bitcoin Knots 0.12.0 through 0.17.x before 0.17.1.knots20181229 have Incorrect Access Control. Local users can exploit this to steal currency by binding the RPC IPv4 localhost port, and forwarding requests to the IPv6 localhost port.
Remediation
Check the references section for vendor advisories and patches from bitcoin. Update bitcoin_core 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 |
|---|---|---|---|
| bitcoin | bitcoin_core | 0.12.0 | Affected |
| bitcoinknots | bitcoin_knots | 0.12.0 | Affected |
References
Frequently Asked Questions
What is CVE-2018-20587?
CVE-2018-20587 is a medium-severity vulnerability affecting bitcoin bitcoin_core. It was published on February 11, 2019 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
How severe is CVE-2018-20587?
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-20587?
Check the references section for vendor advisories and patches from bitcoin. Update bitcoin_core 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-2018-20587?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-20587 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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