CVE-2020-37119

CRITICAL

9.8

Description

Nsauditor 3.0.28 and 3.2.1.0 contains a buffer overflow vulnerability in the DNS Lookup tool that allows attackers to execute arbitrary code by overwriting memory. Attackers can craft a malicious DNS query payload to trigger a three-byte overwrite, bypass ASLR, and execute shellcode through a carefully constructed exploit.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie2/5/2026

Derniere modification2/9/2026

Sourcenvd

Observations honeypot0

Produits affectes

nsasoft:nsauditor

Faiblesses (CWE)

CWE-121CWE-787

References

https://www.exploit-db.com/exploits/48350(disclosure@vulncheck.com)

https://www.nsauditor.com/(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/nsauditor-buffer-overflow-sehaslr-bypass-bytes-overwrite(disclosure@vulncheck.com)

Correlations IOC

Aucune correlation enregistree

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