Nsasoft Nsauditor RemShutdown 2.9.0.0 Registration Key buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Nsasoft Nsauditor RemShutdown 2.9.0.0. Affected by this vulnerability is an unknown functionality of the component Registration Key Handler. This manipulation causes buffer overflow. This vulnerability is handled as CVE-2020-37204. It is possible to launch the attack on the local host. Additionally, an exploit exists.

Detailsinfo

A vulnerability has been found in Nsasoft Nsauditor RemShutdown 2.9.0.0 and classified as critical. Affected by this vulnerability is some unknown processing of the component Registration Key Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

RemShutdown 2.9.0.0 contains a denial of service vulnerability in its registration key input that allows attackers to crash the application. Attackers can generate a 1000-character buffer payload and paste it into the registration key field to trigger an application crash.

The weakness was released by Ismail Tasdelen as 47863. It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2020-37204 since 02/10/2026. The exploitation appears to be easy. Attacking locally is a requirement. Technical details are unknown but a public exploit is available.

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 (47863). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

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: 6.1
VulDB Meta Temp Score: 5.9

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

NVD Base Score: 5.5
NVD Vector: 🔒

CNA Base Score: 7.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

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

02/10/2026 CVE reserved
02/11/2026 +1 days Advisory disclosed
02/11/2026 +0 days VulDB entry created
06/29/2026 +138 days VulDB entry last update

Sourcesinfo

Advisory: 47863
Researcher: Ismail Tasdelen
Status: Not defined

CVE: CVE-2020-37204 (🔒)
GCVE (CVE): GCVE-0-2020-37204
GCVE (VulDB): GCVE-100-345631
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/11/2026 22:51
Updated: 06/29/2026 21:03
Changes: 02/11/2026 22:51 (79), 02/11/2026 22:52 (1), 06/29/2026 21:03 (12)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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