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CVE-2020-37204

RemShutdown 2.9.0.0 - 'Key' Denial of Service

Published: Feb 11, 2026Updated: Feb 20, 2026 Sources: CVE List NVDCWE-120
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.5%
Top 64.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-120

Affected Products

remshutdownnsasoft
On-prem
Security Products / vuln-mgmt-scanner
Nsauditor RemShutdownNSAuditor
On-prem
Security Products / pki-crypto
nsasoftcommercialSecurity Productsaka nsauditor, spotauditor, nsauditor spotauditor
nsauditorcommercialSecurity Products

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.nsauditor.com/
nsauditor.com
https://www.exploit-db.com/exploits/47863
exploit-db.com
https://www.vulncheck.com/advisories/remshutdown-key-denial-of-service
vulncheck.com

Timeline

Published
Feb 11, 2026
Last Updated
Feb 20, 2026

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