CVE-2021-27408

HIGH

Welch Allyn <1.10 - RCE

Title source: llm
STIX 2.1

Description

The affected product is vulnerable to an out-of-bounds read, which can cause information leakage leading to arbitrary code execution if chained to the out-of-bounds write vulnerability 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).

References (1)

Core 1
Core References
Mitigation, Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsma-21-152-01

Scores

CVSS v3 7.5
EPSS 0.0022
EPSS Percentile 44.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (9)
hillrom/connex_central_station < 1.8.6
hillrom/connex_device_integration_suite_network_connectivity_engine < 5.3
hillrom/connex_integrated_wall_system < 2.43.02
hillrom/connex_spot_monitor < 1.52
hillrom/connex_vital_signs_monitor < 2.43.02
hillrom/service_monitor < 1.7.0.0
hillrom/service_tool < 1.10
hillrom/software_development_kit < 3.2
hillrom/spot_vital_signs_4400 < 1.11.00 (2 CPE variants)
Published Jun 11, 2021
Tracked Since Feb 18, 2026