CVE-2025-8404 Stack buffer overflow vulnerability exists in the Supermicro BMC Shared library
An authenticated attacker can achieve arbitrary code execution on Supermicro BMC firmware via a stack buffer overflow in the shared library.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-8404?
CVE-2025-8404 is a medium-severity memory corruption vulnerability in SMCI MBD-X13SEDW-F, published on 18 Nov 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Stack buffer overflow vulnerability exists in the Supermicro BMC Shared library. An authenticated attacker with access to the BMC exploit stack buffer via a crafted header and achieve arbitrary code execution of the BMC’s firmware operating system.
Weakness: CWE-121
Which versions are affected by CVE-2025-8404?
How do I fix CVE-2025-8404?
No fix has been published for CVE-2025-8404 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-2025-8404 being exploited?
There is no known exploitation of CVE-2025-8404 in the wild and no public exploit code.
Sources
Also known as GHSA-wwwr-hprh-p3fg.