CVE-2021-35523

HIGH 7.8CVE-2021-35523 · Published 28/06/2021 · updated 17/06/2026

In short

CVE-2021-35523 is a HIGH (CVSS 7.8) vulnerability affecting openvpn-client (securepoint).
Chance of exploitation in the next 30 days (EPSS): 0.73%, higher than 54.6% of all vulnerabilities.
Fix: update to 2.0.32 or later.

Package	Affected versions	Patched versions
openvpn-client securepoint	`≥ 2.0.15, < 2.0.32`	`2.0.32`

Description

Securepoint SSL VPN Client v2 before 2.0.32 on Windows has unsafe configuration handling that enables local privilege escalation to NT AUTHORITY\SYSTEM. A non-privileged local user can modify the OpenVPN configuration stored under "%APPDATA%\Securepoint SSL VPN" and add a external script file that is executed as privileged user.

References

packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html · Exploit
seclists.org/fulldisclosure/2021/Jun/59 · Mailing List
bogner.sh/2021/04/local-privilege-escalation-in-securepoint-ssl-vpn-client-2-0-30 · Exploit
Securepoint/openvpn-client security advisory · Third Party Advisory

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