CVE-2020-5898 — MEDIUM (5.5)

Q: How severe is CVE-2020-5898?

CVE-2020-5898 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-5898?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Access Policy Manager Client.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
F5	Big-Ip Access Policy Manager	>= 11.6.1, <= 11.6.5.1
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

FAQ

What is CVE-2020-5898?

CVE-2020-5898 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 DeviceIoContro...

How severe is CVE-2020-5898?

CVE-2020-5898 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-5898?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Access Policy Manager Client.