What is CVE-2019-18909?

CVE-2019-18909 is a high-severity vulnerability in HP Thinpro, classified under OS Command Injection. CVSS score: 8.0/10. Published 2019-11-22.

How severe is CVE-2019-18909?

High severity. CVSS v3 base score is 8.0 out of 10.

RCE in HP Thinpro

CVE-2019-18909

The VPN software within HP ThinPro does not safely handle user supplied input, which may be leveraged by an attacker to inject commands that will execute with root privileges.

Vulnerability class: Command Injection (OS Command Injection)

Published 2019-11-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (81.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

HP Thinpro — versions 6.2, 6.2.1, 7.0
HP Thinpro Linux — versions 6.2, 6.2.1, 7.0
Linux Kernel

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

support.hp.com/us-en/document/c06509350 (Vendor Advisory)
seclists.org/fulldisclosure/2020/Mar/39 (mailing-list, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/156907/HP-ThinPro-6.x-7.x-Citrix-Command-Injectio… (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2019-18909?: CVE-2019-18909 is a high-severity vulnerability in HP Thinpro, classified under OS Command Injection. CVSS score: 8.0/10. Published 2019-11-22.
How severe is CVE-2019-18909?: High severity. CVSS v3 base score is 8.0 out of 10.