ALT-PU-2022-6617-1
Closed vulnerabilities
BDU:2021-02221
Уязвимость функции отложенной аутентификации deferred_auth программного обеспечения OpenVPN, позволяющая нарушителю вынудить сервер вернуть сообщение PUSH_REPLY c данными о настройках VPN до отправки сообщения AUTH_FAILED
BDU:2022-01642
Уязвимость программного обеспечения OpenVPN, связанная с недостатками процедуры аутентификации, позволяющая нарушителю обойти процесс аутентификации и получить доступ к конфиденциальной информации
Modified: 2024-11-21
CVE-2020-15078
OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks.
- https://community.openvpn.net/openvpn/wiki/CVE-2020-15078
- https://community.openvpn.net/openvpn/wiki/CVE-2020-15078
- https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
- https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
- [debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update
- [debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update
- FEDORA-2021-242ef81244
- FEDORA-2021-242ef81244
- FEDORA-2021-d6b9d8497b
- FEDORA-2021-d6b9d8497b
- FEDORA-2021-b805c26afa
- FEDORA-2021-b805c26afa
- GLSA-202105-25
- GLSA-202105-25
- https://usn.ubuntu.com/usn/usn-4933-1
- https://usn.ubuntu.com/usn/usn-4933-1
Modified: 2024-11-21
CVE-2022-0547
OpenVPN 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.
- https://community.openvpn.net/openvpn/wiki/CVE-2022-0547
- https://community.openvpn.net/openvpn/wiki/CVE-2022-0547
- https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
- https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
- [debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update
- [debian-lts-announce] 20220503 [SECURITY] [DLA 2992-1] openvpn security update
- FEDORA-2022-cb4c1146dc
- FEDORA-2022-cb4c1146dc
- FEDORA-2022-7d46acce7c
- FEDORA-2022-7d46acce7c
- https://openvpn.net/community-downloads/
- https://openvpn.net/community-downloads/
Closed bugs
Миграция на /run и /run/lock
обновление до версии 2.5.6