CVE-2018-25213 Nsauditor 3.0.28.0 Local SEH Buffer Overflow
Local attackers can execute arbitrary code via a buffer overflow in the DNS Lookup tool by crafting malicious input to overwrite the SEH chain.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-25213?
CVE-2018-25213 is a high-severity memory corruption vulnerability in Nsauditor Local SEH Buffer Overflow, published on 26 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-787
Which versions are affected by CVE-2018-25213?
It affects 1 product.
Products include Nsasoft Nsauditor.
How do I fix CVE-2018-25213?
No fix has been published for CVE-2018-25213 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-25213 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25213 exists.
Other vulnerabilities in Nsauditor Local SEH Buffer Overflow
- CVE-2020-37119 Nsauditor 3.2.1.0 - Buffer Overflow (SEH+ASLR bypass (3 bytes overwrite))
- CVE-2019-25597 NSauditor 3.1.2.0 Denial of Service via Community Field
- CVE-2020-37130 Nsauditor 3.2.0.0 - 'Name' Denial of Service
- CVE-2021-47895 Nsauditor 3.2.2.0 - 'Event Description' Denial of Service
- CVE-2021-47815 Nsauditor 3.2.3 - Denial of Service (PoC)
Sources
Also known as GHSA-jph6-59p4-prm4.