CVE-2018-25213

HIGH

Nsauditor 3.0.28.0 Local SEH Buffer Overflow

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-25213. PoCs published by Achilles.

AI-analyzed exploit summary This is a functional SEH-based buffer overflow exploit for Nsauditor 3.0.28.0, leveraging a crafted DNS query to trigger arbitrary code execution via a bind shell on port 3110. The payload includes a NOP sled, SEH handler, and msfvenom-generated shellcode.

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.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Achilles · pythonlocalwindows
https://www.exploit-db.com/exploits/46005

This is a functional SEH-based buffer overflow exploit for Nsauditor 3.0.28.0, leveraging a crafted DNS query to trigger arbitrary code execution via a bind shell on port 3110. The payload includes a NOP sled, SEH handler, and msfvenom-generated shellcode.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Nsauditor 3.0.28.0
No auth needed
Prerequisites: Nsauditor 3.0.28.0 installed on Windows XP SP3 · Network access to the target · User interaction to paste payload into DNS Lookup field
devstral-2 · analyzed Apr 08, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-46005
https://www.exploit-db.com/exploits/46005
Product product
Official Product Homepage
http://www.nsauditor.com
Product product
Product Reference
http://www.nsauditor.com/downloads/nsauditor_setup.exe
Third Party Advisory third-party-advisory
VulnCheck Advisory: Nsauditor 3.0.28.0 Local SEH Buffer Overflow
https://www.vulncheck.com/advisories/nsauditor-local-seh-buffer-overflow

Scores

CVSS v3 8.4
EPSS 0.0025
EPSS Percentile 15.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (3)
nsasoft/nsauditor 3.0.28
nsasoft/nsauditor < 3.2.7
Nsauditor/Nsauditor Local SEH Buffer Overflow 3.0.28.0
Published Mar 26, 2026
Tracked Since Mar 26, 2026