Security readout for executives and security teams
Plain-English summary
CVE-2021-37163 is a hardcoded-password issue in the HMI3 Control Panel used with Swisslog Healthcare Nexus software before 7.2.5.7. If an attacker can reach the affected device interface, fixed credentials may allow unauthorized access. The source bundle does not provide CVSS scoring or confirmed exploitation.
Executive priority
Treat this as a high-priority medical technology exposure if affected devices are reachable on operational networks. The business urgency comes from hardcoded credentials, healthcare context, and remote-management implications, even though confirmed active exploitation is not evidenced here.
Technical view
The CVE describes insecure permissions and two hardcoded user-account passwords in released Nexus Software versions before 7.2.5.7. A Swisslog bulletin reference identifies the issue as default credentials for the Telnet server. No CWE, CVSS vector, affected CPE, or detailed attack prerequisites are provided in the bundle.
Likely exposure
Exposure is most likely in healthcare environments using Swisslog Healthcare Nexus with HMI3 Control Panel on software older than 7.2.5.7. Risk depends heavily on whether the affected management service is reachable from untrusted or broadly accessible networks.
Exploitation context
The CVE is not listed as CISA KEV in the provided bundle. Public research is referenced through Armis PwnedPiper, but the bundle does not prove active exploitation, public exploit code, or ransomware use for this specific CVE.
Researcher notes
The public bundle is sparse: no CVSS, CWE, CPE, or detailed affected-version matrix beyond software before 7.2.5.7. Avoid assuming broader Swisslog products are affected. Focus validation on HMI3 Control Panel, Nexus versioning, exposed remote access services, and the vendor bulletin.
Mitigation direction
- Upgrade affected Nexus Software to 7.2.5.7 or later where applicable.
- Review the Swisslog Healthcare CVE bulletin for product-specific remediation guidance.
- Restrict management and Telnet access to trusted administrative networks only.
- Disable or block unused remote access services if vendor guidance allows.
- Monitor authentication attempts and unexpected access to affected devices.
Validation and detection
- Inventory Swisslog Healthcare Nexus deployments and identify HMI3 Control Panel usage.
- Confirm installed Nexus Software versions against the pre-7.2.5.7 affected range.
- Check whether management or Telnet services are reachable beyond trusted admin networks.
- Verify vendor remediation has removed or controlled the hardcoded credential exposure.
- Review device logs for suspicious authentication or configuration activity.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-37163 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.swisslog-healthcare.com/CVE reference · x_refsource_MISC
- https://www.armis.com/PwnedPiperCVE reference · x_refsource_MISC
- https://www.swisslog-healthcare.com/en-us/customer-care/security-information/cve-disclosures#:~:text=CVE%20Disclosures%20%20%20%20Vulnerability%20Name%20%2C%20%20CVE-2021-37164%20%204%20more%20rows%20CVE reference · x_refsource_MISC
- https://www.swisslog-healthcare.com/-/media/swisslog-healthcare/documents/customer-service/armis-documents/cve-2021-37163-bulletin---default-credentials-for-the-telnet-server.pdf?rev=da64c389a475494985b9fd2c2c508542&hash=466A7109AF08EBFF3756B2C25968ED5ECVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.