Input validation error in WAGO e!COCKPIT - CVE-2019-5158
Published: March 18, 2020
Vulnerability identifier: #VU26167
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-5158
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WAGO
Affected software:
WAGO e!COCKPIT
WAGO e!COCKPIT
Detailed vulnerability description
The vulnerability allows a remote attacker to downgrade the firmware.
The vulnerability exists due to insufficient validation of user-supplied input in the firmware update package functionality. A remote attacker can use a specially crafted firmware update file and trick a victim to install an older firmware version while he thinks a newer firmware version is being installed.
How to mitigate CVE-2019-5158
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.