1. EXECUTIVE SUMMARY
- CVSS v4 8.5
- ATTENTION: Low attack complexity
- Vendor: Fuji Electric
- Equipment: Alpha5 SMART
- Vulnerability: Stack-based Buffer Overflow
2. RISK EVALUATION
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
The following versions of Fuji Electric Alpha5 SMART, a servo drive system, are affected:
- Alpha5 SMART: Versions 4.5 and prior
3.2 VULNERABILITY OVERVIEW
3.2.1 STACK-BASED BUFFER OVERFLOW CWE-121
The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.
CVE-2024-34579 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2024-34579. A base score of 8.5 has been calculated; the CVSS vector string is (CVSS4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
3.3 BACKGROUND
- CRITICAL INFRASTRUCTURE SECTORS: Critical Manufacturing
- COUNTRIES/AREAS DEPLOYED: Worldwide
- COMPANY HEADQUARTERS LOCATION: Japan
3.4 RESEARCHER
An anonymous researcher working with Trend Micro’s Zero Day Initiative reported this vulnerability to CISA.
4. MITIGATION
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