CVE-2020-12988 Denial of service in 1st/2nd/3rd Gen AMD EPYC™ Processors
A malicious attacker can cause a denial of service by hanging the system during reboot on AMD EPYC processors.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-12988?
CVE-2020-12988 is a high-severity denial of service vulnerability in Amd Epyc 7232p Firmware, published on 11 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A potential denial of service (DoS) vulnerability exists in the integrated chipset that may allow a malicious attacker to hang the system when it is rebooted.
Which versions are affected by CVE-2020-12988?
It affects 61 products.
Products include Amd Epyc 7001 Firmware, Amd Epyc 7002 Firmware, Amd Epyc 7003 Firmware, Amd Epyc 7232p Firmware, Amd Epyc 7251 Firmware, Amd Epyc 7252 Firmware and 55 more.
How do I fix CVE-2020-12988?
No fix has been published for CVE-2020-12988 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-12988 being exploited?
There is no known exploitation of CVE-2020-12988 in the wild and no public exploit code.
Other vulnerabilities in Amd Epyc 7232p Firmware
- CVE-2021-26340 A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation
- CVE-2021-26398 Memory corruption in 1st Gen EPYC
- CVE-2021-26331 Code injection in 1st Gen AMD EPYC™
- CVE-2021-26335 Code injection in Athlon™ Series
- CVE-2023-20578 Race condition in AMD EPYC™ 7001 Processors