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.
References (4)
Core 4
Core References
Various Sources
https://bitcoincore.org/en/2024/07/03/disclose_upnp_rce/
Issue Tracking
https://github.com/miniupnp/miniupnp/pull/157
Third Party Advisory
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
Scores
CVSS v3
9.8
EPSS
0.0399
EPSS Percentile
88.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-120
Status
published
Published
Nov 18, 2024
Tracked Since
Feb 18, 2026