CVE-2021-47895

HIGH
2026-01-23 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 11, 2026 - 19:39 vuln.today
Public exploit code
CVE Published
Jan 23, 2026 - 17:15 nvd
HIGH 7.5

Tags

Denial Of Service Nsauditor

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.

Analysis

Nsauditor versions up to 3.2.2.0 is affected by allocation of resources without limits or throttling (CVSS 7.5).

Technical Context

This vulnerability (CWE-770: Allocation of Resources Without Limits or Throttling) affects Nsauditor. 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

Vendor: Nsasoft. Product: Nsauditor. Versions: up to 3.2.2.0.

Remediation

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Priority Score

58
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +38
POC: +20

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CVE-2021-47895 vulnerability details – vuln.today
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