Privilege escalation in Securepoint Openvpn-Client
CVE-2021-35523
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.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34 (Third Party Advisory)
- bogner.sh/2021/04/local-privilege-escalation-in-securepoint-ssl-vpn-client-2-0-… (Exploit, Third Party Advisory)
- seclists.org/fulldisclosure/2021/Jun/59 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Pr… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-35523?
- CVE-2021-35523 is a high-severity vulnerability in Securepoint Openvpn-Client, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2021-06-28.
- How severe is CVE-2021-35523?
- High severity. CVSS v3 base score is 7.8 out of 10.