CVE-2015-20111

CRITICAL EPSS 66.2%
Published Nov 18, 20241y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Nov 18, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
66.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-120

References 4

  • bitcoincore.org https://bitcoincore.org/en/2024/07/03/disclose_upnp_rce/
  • en.bitcoin.it https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
  • github.com https://github.com/miniupnp/miniupnp/commit/4c90b87ce3d2517097880279e8c3daa7731100e6
  • github.com https://github.com/miniupnp/miniupnp/pull/157

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.