SB20231212114 - Multiple vulnerabilities in Bitcoin Knots
Published: December 12, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Security features bypass (CVE-ID: CVE-2023-40257)
CWE-ID: CWE-254 - Security Features
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to bypass implemented security restrictions.
The vulnerability exists due to an unspecified error in the extended rpcauth wallet-restriction syntax, which is intended to enable semi-trusted local applications using the Bitcoin Knots API to access only specific wallets and not others. A local user can bypass implemented security restrictions.
2) Security features bypass (CVE-ID: CVE-2023-40258)
CWE-ID: CWE-254 - Security Features
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to bypass implemented security restrictions.
The vulnerability exists due to an unspecified error in the extended rpcauth wallet-restriction syntax, which is intended to enable semi-trusted local applications using the Bitcoin Knots API to access only specific wallets and not others. A local user can bypass implemented security restrictions.
3) Security features bypass (CVE-ID: CVE-2023-40259)
CWE-ID: CWE-254 - Security Features
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to bypass implemented security restrictions.
The vulnerability exists due to an unspecified error in the extended rpcauth wallet-restriction syntax, which is intended to enable semi-trusted local applications using the Bitcoin Knots API to access only specific wallets and not others. A local user can bypass implemented security restrictions.
Remediation
Install update from vendor's website.