CVE-2025-7623

Stack-based buffer overflow in the SMASH-CLP shell. An authenticated attacker with SSH access to the BMC can exploit a stack buffer overflow via a crafted SMASH command, overwrite the return address and registers, and achieve arbitrary code execution on the BMC firmware operating system

CVSS 3.1

5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS

0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-25)

CWE

CWE-121

Published

2025-11-18

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

References

• https://www.supermicro.com/zh_tw/support/security_BMC_IPMI_Nov_2025

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