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CVE-2021-37161A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by…
- 9.8CriticalCVSS base score
- 3.3%Exploitation in 30 daysEPSS · top 11% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.
Timeline
ID reserved
By mitre
- 12 days later
· 12 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.3% · top 11% of all CVEs (12 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
References4
- https://www.swisslog-healthcare.com (opens in a new tab)x_refsource_MISCx_transferred
- https://www.armis.com/PwnedPiper (opens in a new tab)x_refsource_MISCx_transferred
- 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%20 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.swisslog-healthcare.com/-/media/swisslog-healthcare/documents/customer-service/armis-documents/cve-2021-37161-bulletin---underflow-in-udprxthread.pdf?rev=9395dad86d0b4811ae4a9e37f0568c2e&hash=3D8571C7A3DCC8B7D8DCB89C2DA4BB8D (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-23735 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-37161)Record last updated .