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CVE-2015-20111

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 vulnera…

Published Nov 18, 2024CWE-120EPSS 1.30%

Overview

CVE-2015-20111 is a critical-severity vulnerability. It was published on November 18, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refbitcoincore.org/en/2024/07/03/disclose_upnp_rce/Refen.bitcoin.it/wiki/Common_Vulnerabilities_and_ExposuresGitHubgithub.com/miniupnp/miniupnp/commit/4c90b87ce3d2517097880279e8c3daa7731100e6GitHubgithub.com/miniupnp/miniupnp/pull/157

How CyberStrike helps

Frequently asked questions

What is CVE-2015-20111?

CVE-2015-20111 is a critical-severity vulnerability. It was published on November 18, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2015-20111?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-20111?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2015-20111?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-20111 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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