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{"acknowledgement": "Red Hat would like to thank the OpenVPN project for reporting this issue. Upstream acknowledges Guido Vranken as the original reporter.", "bugzilla": {"description": "openvpn: Multiple security issues fixed in OpenVPN 2.4.3 and 2.3.17", "id": "1463642", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1463642"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension()."], "name": "CVE-2017-7521", "public_date": "2017-06-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-7521\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7521\nhttps://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243\nhttps://guidovranken.wordpress.com/2017/06/21/the-openvpn-post-audit-bug-bonanza/"], "statement": "This issue does not affect Red Hat Enterprise Linux 5, 6 and 7 as OpenVPN is not included in any of Red Hat's supported products.", "threat_severity": "Important", "upstream_fix": "openvpn 2.4.3, openvpn 2.3.17"}