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Mageia: 2021-0302 Critical Advisory OpenVPN Authentication Bypass

mageia
Calendar Grey June 29, 2021
Dist Mageia Esm H88
Enhanced OpenVPN updates in Mageia resolve severe authentication loophole enabling potential remote exploits.
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 ...

Summary

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 (CVE-2020-15078).

References

- https://bugs.mageia.org/show_bug.cgi?id=29007

- https://ubuntu.com/security/notices/USN-4933-1

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/GJUXEYHUPREEBPX23VPEKMFXUPVO3PMU/

- https://www.cve.org/CVERecord?id=CVE-2020-15078

Topics%20covered

Topics Covered

security advisory information leak critical authentication bypass OpenVPN Mageia

Resolution

SRPMS

- 7/core/openvpn-2.4.9-1.1.mga7

- 8/core/openvpn-2.5.0-2.1.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 29 Jun 2021
URL: https://advisories.mageia.org/MGASA-2021-0302.html
Type: security
CVE: CVE-2020-15078

Topics%20covered

Topics Covered

security advisory information leak critical authentication bypass OpenVPN Mageia

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