CVE-2021-0071 Privilege escalation in Intel(R) PROSet/Wireless WiFi in UEFI
An unauthenticated attacker with adjacent access can escalate privileges due to improper input validation in Intel PROSet/Wireless WiFi UEFI firmware.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-0071?
CVE-2021-0071 is a high-severity vulnerability in Intel(R) PROSet/Wireless WiFi in UEFI, published on 17 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
Weakness: CWE-20
Which versions are affected by CVE-2021-0071?
It affects 13 products.
Products include Intel 7265 Firmware, Intel 9260 Firmware, Intel Ac 3165 Firmware, Intel Ac 3168 Firmware, Intel Ac 8260 Firmware, Intel Ac 8265 Firmware and 7 more.
How do I fix CVE-2021-0071?
Apply the vendor's patch.
Is CVE-2021-0071 being exploited?
There is no known exploitation of CVE-2021-0071 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) PROSet/Wireless WiFi in UEFI
- CVE-2021-0078 Denial of service in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi in Windows 10
- CVE-2021-0064 Privilege escalation in Intel(R) PROSet/Wireless WiFi software installer for Windows 10
- CVE-2021-0065 Privilege escalation in Intel(R) PROSet/Wireless WiFi software installer for Windows 10
- CVE-2021-0082 Privilege escalation in Intel(R) PROSet/Wireless WiFi in Windows 10
- CVE-2021-0063 Denial of service in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi in Windows 10
Sources
Also known as GHSA-9mxr-w23m-77x3.