Main Vulnerability Database Vulnerabilities #VU46702

Resource management error in Bitcoin Core - CVE-2020-14198

Published: September 10, 2020 / Updated: September 14, 2020

Vulnerability identifier: #VU46702

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-14198

CWE-ID: CWE-399

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources with the applicatoin. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Affected software

Bitcoin Core
Gentoo Linux

How to mitigate CVE-2020-14198

Install updates from vendor's website.

Bitcoin Core - update to 0.20.1

External References

https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2020-14198
https://github.com/bitcoin/bitcoin/commits/master

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