CVE-2021-31605: furlongm openvpn-monitor command injection

May 24, 2022 (updated October 8, 2024)

furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal SIGTERM.

References

github.com/advisories/GHSA-4258-vcjw-wwxx
github.com/furlongm/openvpn-monitor
github.com/furlongm/openvpn-monitor/releases
github.com/pypa/advisory-database/tree/main/vulns/openvpn-monitor/PYSEC-2021-353.yaml
nvd.nist.gov/vuln/detail/CVE-2021-31605

Code Behaviors & Features

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