CVE-2023-47800

Name: CVE-2023-47800
Creator: NVD / NIST
Published: 2023-11-10T07:15:07.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.41%

Last modified Jun 17, 2026

CVE-2023-47800 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Natus NeuroWorks and SleepWorks before 8.4 GMA3 utilize a default password of xltek for the Microsoft SQL Server service sa account, allowing a threat actor to perform remote code execution, data exfiltration, or other nefarious actions such as tampering with data or destroying/disrupting MSSQL services.. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

Natus NeuroWorks and SleepWorks before 8.4 GMA3 utilize a default password of xltek for the Microsoft SQL Server service sa account, allowing a threat actor to perform remote code execution, data exfiltration, or other nefarious actions such as tampering with data or destroying/disrupting MSSQL services.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.41%

69.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-798

Affected Software

Vendor	Product	Versions
Natus	Neuroworks Eeg	< 8.4
Natus	Neuroworks Eeg	8.4
Natus	Sleepworks	< 8.4
Natus	Sleepworks	8.4

References

https://partner.natus.com/m/7cd3bcca88e446d4/original/NeuroWorks-SleepWorks-Product-Security-Bulletin.pdfVendor Advisory
https://www.trustwave.com/hubfs/Web/Library/Advisories_txt/TWSL2023-006.txtExploit, Third Party Advisory
https://partner.natus.com/m/7cd3bcca88e446d4/original/NeuroWorks-SleepWorks-Product-Security-Bulletin.pdfVendor Advisory
https://www.trustwave.com/hubfs/Web/Library/Advisories_txt/TWSL2023-006.txtExploit, Third Party Advisory

Timeline

Published: Nov 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-47800?

How severe is CVE-2023-47800?

CVE-2023-47800 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.

How do I fix CVE-2023-47800?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-47800?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST