OS Command Injection in Emerson products - CVE-2021-81019
Published: October 6, 2021
Vulnerability identifier: #VU57094
CSH Severity: Medium
CVSS v4: 8.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-81019
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the passphrase. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
WirelessHART 1410 Gateway
WirelessHART 1410D Gateway
WirelessHART 1420 Gateway
WirelessHART 1410D Gateway
WirelessHART 1420 Gateway
How to mitigate CVE-2021-81019
Install updates from vendor's website.
WirelessHART 1410 Gateway - addressed in versions 4.7.94, 4.7.105
WirelessHART 1410D Gateway - addressed in versions 4.7.94, 4.7.105
WirelessHART 1420 Gateway - addressed in versions 4.7.94, 4.7.105
WirelessHART 1410D Gateway - addressed in versions 4.7.94, 4.7.105
WirelessHART 1420 Gateway - addressed in versions 4.7.94, 4.7.105