Nsasoft Nsauditor Product Key Explorer 4.2.0.0 registration name stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Nsasoft Nsauditor Product Key Explorer 4.2.0.0. It has been rated as critical. This issue affects some unknown processing. This manipulation of the argument registration name causes stack-based overflow. This vulnerability is tracked as CVE-2019-25334. The attack is restricted to local execution. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Nsasoft Nsauditor Product Key Explorer 4.2.0.0. It has been declared as critical. Affected by this vulnerability is an unknown function. The manipulation of the argument registration name with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Product Key Explorer 4.2.0.0 contains a denial of service vulnerability that allows local attackers to crash the application by overflowing the registration name input field. Attackers can create a specially crafted text file with repeated characters to trigger a buffer overflow when pasted into the registration name field, causing the application to crash.

The weakness was disclosed by SajjadBnd as 47766. The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2019-25334 since 02/12/2026. The exploitation appears to be easy. An attack has to be approached locally. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (47766). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CNA Base Score: 6.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/12/2026 CVE reserved
02/13/2026 +1 days Advisory disclosed
02/13/2026 +0 days VulDB entry created
03/26/2026 +41 days VulDB entry last update

Sourcesinfo

Advisory: 47766
Researcher: SajjadBnd
Status: Not defined

CVE: CVE-2019-25334 (🔒)
GCVE (CVE): GCVE-0-2019-25334
GCVE (VulDB): GCVE-100-345877
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/13/2026 08:05
Updated: 03/26/2026 04:10
Changes: 02/13/2026 08:05 (80), 03/26/2026 04:10 (10)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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