What’s Vulnerable › Vulnerabilities

CVE-2018-25213: Nsauditor 3.0.28.0 Local SEH Buffer Overflow

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-26 · updated 2026-06-17
• Weakness: CWE-787

Description

Nsauditor 3.0.28.0 contains a structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying malicious input to the DNS Lookup tool. Attackers can craft a payload with SEH chain overwrite and inject shellcode through the DNS Query field to achieve code execution with application privileges.

Affected products

• Nsauditor: before 3.2.7 — fixed in 3.2.7

How to fix

Upgrade to a fixed version: Nsauditor 3.2.7. Check the vendor advisory for mitigations.

References

• http://www.nsauditor.com
• http://www.nsauditor.com/downloads/nsauditor_setup.exe
• https://www.exploit-db.com/exploits/46005
• https://www.vulncheck.com/advisories/nsauditor-local-seh-buffer-overflow

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