Vulnerability Description
miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in conjunction with CVE-2015-6031 exploitation.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://bitcoincore.org/en/2024/07/03/disclose_upnp_rce/
- https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
- https://github.com/miniupnp/miniupnp/commit/4c90b87ce3d2517097880279e8c3daa77311
- https://github.com/miniupnp/miniupnp/pull/157
FAQ
What is CVE-2015-20111?
CVE-2015-20111 is a vulnerability with a CVSS score of 9.8 (CRITICAL). miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerabil...
How severe is CVE-2015-20111?
CVE-2015-20111 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2015-20111?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.