Privilege escalation in Intel® PROSet/Wireless WiFi Software

1) Insecure inherited permissions

EUVDB-ID: #VU45656

Risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-0559

CWE-ID: CWE-277 - Insecure inherited permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure inherited permissions in some Intel(R) PROSet/Wireless WiFi products on Windows* 7 and 8.1 before version 21.40.5.1. A local user can run a specially crafted program to escalate privileges on the system.

Mitigation

Install updates from vendor's website.

Release version 21.40.5.1 is available for download at this location:

https://www.intel.com/content/www/us/en/support/products/59485/network-and-i-o/wireless-networking.html

Vulnerable software versions

Intel Wi-Fi 6 AX201: All versions

Intel Wi-Fi 6 AX200: All versions

Intel Wireless-AC 9560: All versions

Intel Wireless-AC 9462: All versions

Intel Wireless-AC 9461: All versions

Intel Wireless-AC 9260: All versions

Intel Dual Band Wireless-AC 8265: All versions

Intel Dual Band Wireless-AC 8260: - - 21.20.0

Intel Dual Band Wireless-AC 3168: All versions

Intel Wireless 7265 (Rev D) Family: All versions

Intel Dual Band Wireless-AC 3165: All versions

CPE2.3

• cpe:2.3:h:intel:intel_wi-fi_6_ax201:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wi-fi_6_ax200:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wireless-ac_9560:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wireless-ac_9462:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wireless-ac_9461:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wireless-ac_9260:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_dual_band_wireless-ac_8265:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:dual_band_wireless-ac_8260:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:dual_band_wireless-ac_8260:20.50.1.1:*:*:*:*:*:*:*
• cpe:2.3:h:intel:dual_band_wireless-ac_8260:21.20.0:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_dual_band_wireless-ac_3168:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_wireless_7265_rev_d_family:*:*:*:*:*:*:*:*
• cpe:2.3:h:intel:intel_dual_band_wireless-ac_3165:*:*:*:*:*:*:*:*

External links

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00355.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.