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Vulnerabilities / CVE-2017-12166

critical

CVE-2017-12166

OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to ...

Published Modified CWE 787
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Amazon (medium), Ubuntu (low).

Description

OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution.

Affected packages and fixed versions

SourcePackageFixed in
amazon linux 1openvpn, openvpn-debuginfo, openvpn-devel2.4.4-1.21.amzn1
debian 11openvpn2.4.4-1
debian 12openvpn2.4.4-1
debian 13openvpn2.4.4-1
debian 14openvpn2.4.4-1
debian 7openvpnno fix listed
debian 8openvpnno fix listed
debian 9openvpn2.4.0-6+deb9u4
echoopenvpn2.4.4-1
ubuntu 16.04-ESMopenvpn2.3.10-1ubuntu2.2+esm2
Show all 12 entries from 10 sources
SourcePackageFixed in
amazon linux 1openvpn2.4.4-1.21.amzn1
amazon linux 1openvpn-debuginfo2.4.4-1.21.amzn1
amazon linux 1openvpn-devel2.4.4-1.21.amzn1
debian 11openvpn2.4.4-1
debian 12openvpn2.4.4-1
debian 13openvpn2.4.4-1
debian 14openvpn2.4.4-1
debian 7openvpnno fix listed
debian 8openvpnno fix listed
debian 9openvpn2.4.0-6+deb9u4
echoopenvpn2.4.4-1
ubuntu 16.04-ESMopenvpn2.3.10-1ubuntu2.2+esm2

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.