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Nsauditor EUVDEUVD-2019-19936

| CVE-2019-25597 MEDIUM
Out-of-bounds Write (CWE-787)
2026-03-22 VulnCheck GHSA-3w7j-p64w-xf85
6.9
CVSS 4.0 · Vendor: VulnCheck
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, write limits
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.9 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.01%.

Exploit ScenarioDerived

A local attacker with access to the system could write data beyond allocated buffer boundaries leading to code execution or crashes. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 22, 2026

NSauditor 3.1.2.0 contains a buffer overflow vulnerability in the SNMP Auditor Community field that allows local attackers to crash the application by supplying an excessively long string. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Earlier versions of this analysis (1)
v1 Mar 22, 2026 - 13:45 CVSS 6.2

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).

Affected VersionsENISA

Nsauditor 3.1.2.0

Affected Packages

euvd nsauditor no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. NSauditor 3.1.2.0 contains a buffer overflow vulnerability in the SNMP Auditor Community field that allows local attackers to crash the application by supplying an excessively long string. Attackers can paste a large payload into the Community field and trigger the Walk function to cause a denial of service condition. Affected products include: Nsauditor.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (VulnCheck) PRIMARY 6.9 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (VulnCheck) · only source for this CVE.

CVSS VectorVendor: VulnCheck

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
None
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

4
CVSS changed
May 01, 2026 - 21:07 NVD
6.2 (MEDIUM) 6.9 (MEDIUM)
PoC Detected
Mar 24, 2026 - 21:15 vuln.today
Public exploit code
CVE Published
Mar 22, 2026 - 13:38 nvd
MEDIUM 6.2
CVE Published
Mar 22, 2026 - 13:38 cve.org
MEDIUM 6.9

DescriptionCVE.org

NSauditor 3.1.2.0 contains a buffer overflow vulnerability in the SNMP Auditor Community field that allows local attackers to crash the application by supplying an excessively long string. Attackers can paste a large payload into the Community field and trigger the Walk function to cause a denial of service condition.

Executive ViewAI

Why It Matters

Organizations using NSauditor 3.1.2.0 should be aware of moderate risk from CVE-2019-25597, a out-of-bounds write vulnerability rated CVSS 6.2. Exploitation could cause memory corruption or application crashes. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: enable ASLR/DEP, apply network segmentation.

Threat Intelligence Overview

EPSS Score
0.0%
Top 98% exploitable
Exploit
POC
Public exploit code exists
Data Quality
7 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment Exploit-DB VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.0%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Defer
Exploitation
Poc
System Exposure· derived
Small
Automatable
No
Human Impact
Low
Technical Impact
Partial

Priority Score

54
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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Stack-based buffer overflow in Nsauditor Network Auditing Tool 3.0.28 and 3.2.1.0 in the DNS Lookup tool allows attacker

CVE-2019-25733 HIGH POC
8.6 Jun 04

NetShareWatcher 1.5.8.0 contains a structured exception handler buffer overflow vulnerability that allows local attacker

CVE-2018-25213 HIGH POC
8.6 Mar 26

Nsauditor 3.0.28.0 contains a structured exception handling buffer overflow vulnerability that allows local attackers to

CVE-2021-47895 HIGH POC
7.5 Jan 23

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

CVE-2019-25711 MEDIUM POC
6.9 Apr 12

SpotFTP Password Recover 2.4.2 contains a denial of service vulnerability that allows local attackers to crash the appli

CVE-2019-25712 MEDIUM POC
6.9 Apr 12

BlueAuditor 1.7.2.0 contains a buffer overflow vulnerability in the registration key field that allows local attackers t

CVE-2019-25666 MEDIUM POC
6.9 Apr 05

SpotAuditor 3.6.7 contains a local buffer overflow vulnerability in the Base64 Password Decoder component that allows at

CVE-2019-25599 MEDIUM POC
6.9 Mar 22

Backup Key Recovery 2.2.4 contains a denial of service vulnerability that allows local attackers to crash the applicatio

CVE-2019-25591 MEDIUM POC
6.9 Mar 22

DNSS Domain Name Search Software 2.1.8 contains a buffer overflow vulnerability in the registration code input field tha

CVE-2019-25559 MEDIUM POC
6.8 Mar 21

SpotPaltalk 1.1.5 contains a denial of service vulnerability in the registration code input field that allows local atta

CVE-2020-37130 MEDIUM POC
6.7 Feb 05

Nsauditor 3.2.0.0 contains a denial of service vulnerability in the registration name input field that allows attackers

CVE-2021-47815 MEDIUM POC
6.7 Jan 16

Nsauditor 3.2.3 contains a denial of service vulnerability in the registration code input field that allows attackers to

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