CVE-2025-7623
Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-11-18

Last updated on: 2025-11-18

Assigner: Super Micro Computer, Inc.

Description
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

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Meta Information

Published
2025-11-18
Last Modified
2025-11-18
Generated
2026-07-06
AI Q&A
2025-11-18
EPSS Evaluated
2026-07-05
NVD
CVE-2025-7623
EUVD
EUVD-2025-197951

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
vendor bmc_firmware *

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-121 A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

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Executive Summary

This vulnerability is a stack-based buffer overflow in the SMASH-CLP shell. An authenticated attacker with SSH access to the BMC can send a specially crafted SMASH command that overflows a 260-byte stack buffer, allowing the attacker to overwrite the return address and registers. This enables arbitrary code execution on the BMC's firmware operating system.

Impact Analysis

The vulnerability allows an attacker with SSH access to the BMC to execute arbitrary code on the BMC's firmware operating system. This could lead to unauthorized control over the BMC, potentially compromising the management and security of the affected system.

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