CVE-2021-37165
9.8
CRITICAL · CVSS 3.1 · EPSS 3.3% (pctl 88)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
A buffer overflow issue was discovered in HMI3 Control Panel in Swisslog Healthcare Nexus Panel operated by released versions of software before Nexus Software 7.2.5.7. When a message is sent to the HMI TCP socket, it is forwarded to the hmiProcessMsg function through the pendingQ, and may lead to remote code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.26% — more likely to be exploited than 88% of all CVEs |
| Weakness | CWE-120 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-08-02 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| swisslog-healthcare | hmi-3 control panel |
| swisslog-healthcare | hmi-3 control panel firmware |
References
- https://www.armis.com/PwnedPiper
- https://www.swisslog-healthcare.com
- https://www.swisslog-healthcare.com/-/media/swisslog-healthcare/documents/customer-service/armis-documents/cve-2021-37165-bulletin---overflow-in-hmiprocessmsg.pdf?rev=2e2678dab62b41ba999cd6d1e03974ca&hash=F465ACE2C7FAED826B52FE996E36ACEC
- 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
- https://www.armis.com/PwnedPiper
- https://www.swisslog-healthcare.com
- https://www.swisslog-healthcare.com/-/media/swisslog-healthcare/documents/customer-service/armis-documents/cve-2021-37165-bulletin---overflow-in-hmiprocessmsg.pdf?rev=2e2678dab62b41ba999cd6d1e03974ca&hash=F465ACE2C7FAED826B52FE996E36ACEC
- 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
→ the Explorer · watch your stack · NVD