OpenVPN Security Updates

Number: AV17-085
Date: 21 June 2017

Purpose

The purpose of this advisory is to bring attention to the recently released security updates for OpenVPN.

Assessment

OpenVPN has released the new versions 2.4.3 and 2.3.17 that contain security updates to address multiple vulnerabilities.

Affected Versions:
- OpenVPN versions 2.3.16 and prior
- OpenVPN versions 2.4.2 and prior

CVE References:

CVE-2017-7508, CVE-2017-7512, CVE-2017-7520, CVE-2017-7521, CVE-2017-7522

Suggested action

CCIRC recommends that system administrators test and deploy the vendor-released updates to affected applications accordingly.

References

https://forums.openvpn.net/viewtopic.php?f=20&t=24347
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243

Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.
http://www.publicsafety.gc.ca/cnt/ntnl-scrt/cbr-scrt/_fl/CCIRCPublicPGPKey.txt

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589
E-mail: ps.communications-communications.sp@canada.ca

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