Vulnerability · Published Jan 23, 2026 · Assigned by VulnCheck
CVE-2021-47895Nsauditor 3.2.2.0 - 'Event Description' Denial of Service
High 7.5
In plain English
A high-severity resource allocation without limits in Nsauditor from Nsauditor. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 70.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Nsauditor 3.2.2.0 contains a denial of service vulnerability that allows attackers to crash the application by overwriting the Event Description field with a large buffer. Attackers can generate a 10,000-character 'U' buffer and paste it into the Event Description field to trigger an application crash.
Affected products (as reported)
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- ExploitDB-49568 exploit
- Official Vendor Homepage product
- VulnCheck Advisory: Nsauditor 3.2.2.0 - 'Event Description' Denial of Service third-party-advisory