OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character.

Related CVEs

CVE-2017-7522

Key Information

GHSA ID

GHSA-c6pr-p5hf-w49p

Published

May 17, 2022 2:35 AM

Last Modified

May 17, 2022 2:35 AM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 29, 2025 6:31 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.