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().
CVSS Details
- CVSS 3.0 Base Score: 5.9
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade openvpn | Jun 29, 2017 | May 19, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 27, 2017 |
| Debian | — | Upgrade openvpn | Jun 29, 2017 | May 19, 2017 |
| Freebsd | — | Upgrade openvpnUpgrade openvpn-polarsslUpgrade openvpn-mbedtls | Jun 22, 2017 | Jun 21, 2017 |
| Suse | — | Upgrade openvpnUpgrade openvpn-openssl1-down-root-pluginUpgrade openvpn-auth-pam-pluginUpgrade openvpn-openssl1Upgrade openvpn-devel | Jun 22, 2017 | May 19, 2017 |
| Ubuntu | — | Upgrade openvpn | Jun 23, 2017 | May 19, 2017 |
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