CVE-2018-20193

Name: CVE-2018-20193
Creator: NVD / NIST
Published: 2018-12-21T23:29:00.823+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.30%

Last modified Jun 17, 2026

CVE-2018-20193 is a vulnerability of currently unknown severity. Certain Secure Access SA Series SSL VPN products (originally developed by Juniper Networks but now sold and supported by Pulse Secure, LLC) allow privilege escalation, as demonstrated by Secure Access SSL VPN SA-4000 5.1R5 (build 9627) 4.2 Release (build 7631). This occurs because appropriate controls are not performed. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

Certain Secure Access SA Series SSL VPN products (originally developed by Juniper Networks but now sold and supported by Pulse Secure, LLC) allow privilege escalation, as demonstrated by Secure Access SSL VPN SA-4000 5.1R5 (build 9627) 4.2 Release (build 7631). This occurs because appropriate controls are not performed. Specifically, it is possible for a readonly user to change the administrator user password by making a local copy of the /dana-admin/user/update.cgi page, changing the "user" value, and saving the changes.

Metrics

EPSS Probability

1.30%

66.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Pulsesecure	Secure Access Series Ssl Vpn Sa-4000	4.2
Pulsesecure	Secure Access Series Ssl Vpn Sa-4000	5.1r5

References

http://seclists.org/fulldisclosure/2018/Dec/37Exploit, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/106289Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Dec/37Exploit, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/106289Third Party Advisory, VDB Entry

Timeline

Published: Dec 21, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20193?

How severe is CVE-2018-20193?

Severity scoring for CVE-2018-20193 is pending analysis. The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20193?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-20193?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST