{"id":"OESA-2022-1612","summary":"openvpn security update","details":"OpenVPN can be extended through the --plugin option, which provides possibilities to add specialized authentication, user accounting, packet filtering and related features. These plug-ins need to be written in C and provides a more low-level and information rich access to similar features as the various script-hooks.\r\n\r\nSecurity Fix(es):\r\n\r\nOpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an external user to be granted access with only partially correct credentials.(CVE-2022-0547)","modified":"2026-03-11T06:04:28.770096Z","published":"2022-04-12T11:03:42Z","upstream":["CVE-2022-0547"],"database_specific":{"severity":"Critical"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1612"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0547"}],"affected":[{"package":{"name":"openvpn","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/openvpn&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.8-8.oe1"}]}],"ecosystem_specific":{"src":["openvpn-2.4.8-8.oe1.src.rpm"],"noarch":["openvpn-help-2.4.8-8.oe1.noarch.rpm"],"aarch64":["openvpn-2.4.8-8.oe1.aarch64.rpm","openvpn-devel-2.4.8-8.oe1.aarch64.rpm","openvpn-debuginfo-2.4.8-8.oe1.aarch64.rpm","openvpn-debugsource-2.4.8-8.oe1.aarch64.rpm"],"x86_64":["openvpn-debuginfo-2.4.8-8.oe1.x86_64.rpm","openvpn-devel-2.4.8-8.oe1.x86_64.rpm","openvpn-2.4.8-8.oe1.x86_64.rpm","openvpn-debugsource-2.4.8-8.oe1.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1612.json"}},{"package":{"name":"openvpn","ecosystem":"openEuler:20.03-LTS-SP2","purl":"pkg:rpm/openEuler/openvpn&distro=openEuler-20.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.8-8.oe1"}]}],"ecosystem_specific":{"src":["openvpn-2.4.8-8.oe1.src.rpm"],"noarch":["openvpn-help-2.4.8-8.oe1.noarch.rpm"],"aarch64":["openvpn-2.4.8-8.oe1.aarch64.rpm","openvpn-devel-2.4.8-8.oe1.aarch64.rpm","openvpn-debuginfo-2.4.8-8.oe1.aarch64.rpm","openvpn-debugsource-2.4.8-8.oe1.aarch64.rpm"],"x86_64":["openvpn-debuginfo-2.4.8-8.oe1.x86_64.rpm","openvpn-devel-2.4.8-8.oe1.x86_64.rpm","openvpn-2.4.8-8.oe1.x86_64.rpm","openvpn-debugsource-2.4.8-8.oe1.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1612.json"}},{"package":{"name":"openvpn","ecosystem":"openEuler:20.03-LTS-SP3","purl":"pkg:rpm/openEuler/openvpn&distro=openEuler-20.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.8-8.oe1"}]}],"ecosystem_specific":{"src":["openvpn-2.4.8-8.oe1.src.rpm"],"noarch":["openvpn-help-2.4.8-8.oe1.noarch.rpm"],"aarch64":["openvpn-2.4.8-8.oe1.aarch64.rpm","openvpn-devel-2.4.8-8.oe1.aarch64.rpm","openvpn-debuginfo-2.4.8-8.oe1.aarch64.rpm","openvpn-debugsource-2.4.8-8.oe1.aarch64.rpm"],"x86_64":["openvpn-debuginfo-2.4.8-8.oe1.x86_64.rpm","openvpn-devel-2.4.8-8.oe1.x86_64.rpm","openvpn-2.4.8-8.oe1.x86_64.rpm","openvpn-debugsource-2.4.8-8.oe1.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1612.json"}},{"package":{"name":"openvpn","ecosystem":"openEuler:22.03-LTS","purl":"pkg:rpm/openEuler/openvpn&distro=openEuler-22.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.5-2.oe2203"}]}],"ecosystem_specific":{"src":["openvpn-2.5.5-2.oe2203.src.rpm"],"noarch":["openvpn-help-2.5.5-2.oe2203.noarch.rpm"],"aarch64":["openvpn-2.5.5-2.oe2203.aarch64.rpm","openvpn-devel-2.5.5-2.oe2203.aarch64.rpm","openvpn-debuginfo-2.5.5-2.oe2203.aarch64.rpm","openvpn-debugsource-2.5.5-2.oe2203.aarch64.rpm"],"x86_64":["openvpn-debuginfo-2.5.5-2.oe2203.x86_64.rpm","openvpn-devel-2.5.5-2.oe2203.x86_64.rpm","openvpn-2.5.5-2.oe2203.x86_64.rpm","openvpn-debugsource-2.5.5-2.oe2203.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1612.json"}}],"schema_version":"1.7.5"}