PT-2021-4101 · Unknown +1 · Bitcoin Core +1

🗓️ 18 Mar 2021 00:00:00Reported by Positive TechnologiesType

Remote attacker exploits improper replacement policy in Bitcoin Core 0.12.0–0.21.1, risking funds and denial of service.

Reporter	Title	Published	Views	Family All 28
AlpineLinux	CVE-2021-31876	13 May 202122:15	–	alpinelinux
AlpineLinux	CVE-2021-3195	21 Jan 202107:48	–	alpinelinux
BDU FSTEC	The vulnerability of the PreChecks functionality in the standard Bitcoin Core implementation, related to improper authentication, allows a violator to compromise data integrity and cause service failures.	20 Sep 202100:00	–	bdu_fstec
Circl	CVE-2021-31876	14 Nov 202406:09	–	circl
Circl	CVE-2021-3195	6 Feb 202101:49	–	circl
CNNVD	Bitcoin Core Input Validation Error Vulnerability	26 Jan 202100:00	–	cnnvd
CNNVD	Bitcoin Core 安全漏洞	7 May 202100:00	–	cnnvd
CNVD	Unspecified Vulnerability in Bitcoin Core (CNVD-2021-38774)	11 May 202100:00	–	cnvd
CVE	CVE-2021-31876	13 May 202121:03	–	cve
CVE	CVE-2021-3195	21 Jan 202107:48	–	cve

Source	Link
cve	www.cve.mitre.org/cgi-bin/cvename.cgi
security-tracker	www.security-tracker.debian.org/tracker/CVE-2021-31876
errata	www.errata.altlinux.org/ALT-PU-2021-2928
nvd	www.nvd.nist.gov/vuln/detail/CVE-2021-31876
cve	www.cve.mitre.org/cgi-bin/cvename.cgi
bitcoinops	www.bitcoinops.org/en/newsletters/2021/05/12
errata	www.errata.altlinux.org/ALT-PU-2021-2955
osv	www.osv.dev/vulnerability/CVE-2021-31876
bdu	www.bdu.fstec.ru/vul/2021-04686
bitcoinops	www.bitcoinops.org/en/topics/replace-by-fee

06 May 2025 00:00Current

6.3Medium risk

Vulners AI Score6.3

CVSS 3.16.5 - 7.5

CVSS 26.4

EPSS0.00487