Buffer overflow in Hillrom Connex Central Station
CVE-2021-27410
The affected product is vulnerable to an out-of-bounds write, which may result in corruption of data or code execution on the Welch Allyn medical device management tools (Welch Allyn Service Tool: versions prior to v1.10, Welch Allyn Connex Device Integration Suite – Network Connectivity Engine (NCE): versions prior to v5.3, Welch Allyn Software Development Kit (SDK): versions prior to v3.2, Welch Allyn Connex Central Station (CS): versions prior to v1.8.6, Welch Allyn Service Monitor: versions prior to v1.7.0.0, Welch Allyn Connex Vital Signs Monitor (CVSM): versions prior to v2.43.02, Welch Allyn Connex Integrated Wall System (CIWS): versions prior to v2.43.02, Welch Allyn Connex Spot Monitor (CSM): versions prior to v1.52, Welch Allyn Spot Vital Signs 4400 Device (Spot 4400) / Welch Allyn Spot 4400 Vital Signs Extended Care Device: versions prior to v1.11.00).
Vulnerability class: Buffer Overflow
EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hillrom Connex_central_station
- Hillrom Connex_device_integration_suite_network_connectivity_engine
- Hillrom Connex_integrated_wall_system
- Hillrom Connex_spot_monitor
- Hillrom Connex_vital_signs_monitor
- Hillrom Service_monitor
- Hillrom Service_tool
- Hillrom Software_development_kit
- Hillrom Spot_vital_signs_4400
- N/a Welch Allyn Medical Device Management Tools — versions Welch Allyn Service Tool: versions prior to v1.10, Welch Allyn Connex Device Integration Suite – Network Connectivity Engine (NCE): versions prior to v5.3, Welch Allyn Software Development Kit (SDK): versions prior to v3.2, Welch Allyn Connex Central Station (CS): versions prior to v1.8.6, Welch Allyn Service Monitor: versions prior to v1.7.0.0, Welch Allyn Connex Vital Signs Monitor (CVSM): versions prior to v2.43.02, Welch Allyn Connex Integrated Wall System (CIWS): versions prior to v2.43.02, Welch Allyn Connex Spot Monitor (CSM): versions prior to v1.52, Welch Allyn Spot Vital Signs 4400 Device (Spot 4400) / Welch Allyn Spot 4400 Vital Signs Extended Care Device: versions prior to v1.11.00
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC, Mitigation)
Frequently asked questions
- What is CVE-2021-27410?
- CVE-2021-27410 is a critical-severity vulnerability in Hillrom Connex Central Station, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-06-11.
- How severe is CVE-2021-27410?
- Critical severity. CVSS v3 base score is 9.8 out of 10.