Buffer overflow in Ni Circuit Design Suite
CVE-2025-30421
There is a memory corruption vulnerability due to a stack-based buffer overflow in DrObjectStorage::XML_Serialize() when using the SymbolEditor in NI Circuit Design Suite. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .sym file. This vulnerability affects NI Circuit Design Suite 14.3.0 and prior versions.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (6.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Ni Circuit Design Suite — versions 0
- Ni Circuit_design_suite
Weakness classification (CWE)
References
- security@ni.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-30421?
- CVE-2025-30421 is a high-severity vulnerability in Ni Circuit Design Suite, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2025-05-15.
- How severe is CVE-2025-30421?
- High severity. CVSS v3 base score is 7.8 out of 10.