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CVE-2020-37204 NSAuditor CVE debrief

CVE-2020-37204 is a denial of service vulnerability in RemShutdown 2.9.0.0. An attacker can generate a 1000-character buffer payload and paste it into the registration key field to trigger an application crash. This vulnerability has a CVSS score of 4.6 and a severity of MEDIUM. The CVE was published on 2026-02-11T21:16:15.470Z and last modified on 2026-06-29T18:30:37.163Z. The vendor, Nsasoft, has not provided a fix for this vulnerability.

Vendor
NSAuditor
Product
Nsauditor RemShutdown
CVSS
MEDIUM 4.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-02-11
Original CVE updated
2026-06-29
Advisory published
2026-02-11
Advisory updated
2026-06-29

Who should care

Security teams and administrators responsible for managing RemShutdown 2.9.0.0 installations should be aware of this vulnerability. An attacker could exploit this vulnerability to crash the application, potentially disrupting operations. However, there is no evidence that this vulnerability is being actively exploited in the wild.

Technical summary

CVE-2020-37204 is a denial of service vulnerability in the registration key input of RemShutdown 2.9.0.0. An attacker can trigger an application crash by providing a 1000-character buffer payload. The vulnerability has a CVSS score of 4.6 and a severity of MEDIUM. The CVSS vector is CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

Defensive priority

Medium priority should be given to addressing this vulnerability, as an attacker could exploit it to disrupt operations. However, there is no evidence of active exploitation in the wild.

Recommended defensive actions

  • Review and limit input to the registration key field to prevent buffer overflow attacks.
  • Implement monitoring to detect potential exploitation attempts.
  • Consider upgrading to a version of RemShutdown that is not vulnerable, if available.
  • Restrict access to the registration key field to authorized personnel only.
  • Regularly review and update vulnerability management processes to ensure timely patching of vulnerabilities like CVE-2020-37204.

Evidence notes

The CVE-2020-37204 vulnerability was published on 2026-02-11T21:16:15.470Z and last modified on 2026-06-29T18:30:37.163Z. The vulnerability has a CVSS score of 4.6 and a severity of MEDIUM. The CWE associated with this vulnerability is CWE-120. There are several references available, including a product page and exploit information.

Sources and references

Verified primary and authoritative sources

  • CVE-2020-37204 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2020-37204

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2020-37204 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2020-37204

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.