CVE-2021-0200 Memory corruption in Intel(R) Ethernet 700 Series Controllers
A privileged local attacker can exploit an out-of-bounds write in Intel Ethernet 700 Series firmware to escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-0200?
CVE-2021-0200 is a medium-severity memory corruption vulnerability in Intel(R) Ethernet 700 Series Controllers, 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
Out-of-bounds write in the firmware for Intel(R) Ethernet 700 Series Controllers before version 8.2 may allow a privileged user to potentially enable an escalation of privilege via local access.
Weakness: CWE-787
Which versions are affected by CVE-2021-0200?
It affects 11 products.
Products include Intel Ethernet Controller V710-At2 Firmware, Intel Ethernet Controller X710-Am2 Firmware, Intel Ethernet Controller X710-At2 Firmware, Intel Ethernet Controller X710-Bm2 Firmware, Intel Ethernet Controller X710-Tm4 Firmware, Intel Ethernet Controller Xl710-Am1 Firmware and 5 more.
How do I fix CVE-2021-0200?
No fix has been published for CVE-2021-0200 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-0200 being exploited?
There is no known exploitation of CVE-2021-0200 in the wild and no public exploit code.
Sources
Also known as GHSA-98pq-6473-xgg2.