CVE-2017-7521

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

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().

Metrics

CVSS 3.0 5.9/10CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400CWE-415CWE-772

Affected software

No affected versions have been published.

Timeline

Published
Jun 27, 2017
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2017-7521: Medium severity, CVSS 5.9 | Vulnix