CVE-2020-5898

Name: CVE-2020-5898
Creator: NVD / NIST
Published: 2020-05-12T16:15:11.357+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.26%

Last modified Jun 17, 2026

CVE-2020-5898 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In versions 7.1.5-7.1.9, BIG-IP Edge Client Windows Stonewall driver does not sanitize the pointer received from the userland. A local user on the Windows client system can send crafted DeviceIoControl requests to \\.\urvpndrv device causing the Windows kernel to crash.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

In versions 7.1.5-7.1.9, BIG-IP Edge Client Windows Stonewall driver does not sanitize the pointer received from the userland. A local user on the Windows client system can send crafted DeviceIoControl requests to \\.\urvpndrv device causing the Windows kernel to crash.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.26%

17.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
F5	Big-Ip Access Policy Manager	>= 11.6.1, <= 11.6.5.1
F5	Big-Ip Access Policy Manager	>= 12.1.0, <= 12.1.5.1
F5	Big-Ip Access Policy Manager	>= 13.1.0, <= 13.1.3.3
F5	Big-Ip Access Policy Manager	>= 14.1.0, <= 14.1.2.5
F5	Big-Ip Access Policy Manager	>= 15.0.0, <= 15.1.0.3
F5	Big-Ip Access Policy Manager Client	>= 7.1.5, <= 7.1.9

References

https://support.f5.com/csp/article/K69154630Vendor Advisory
https://support.f5.com/csp/article/K69154630Vendor Advisory

Timeline

Published: May 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5898?

How severe is CVE-2020-5898?

CVE-2020-5898 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5898?

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-2020-5898?

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

Scan your code now

Source: NVD / NIST