External Control of File Name or Path in WAGO e!COCKPIT - CVE-2019-5159
Published: March 18, 2020
Vulnerability identifier: #VU26164
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-2019-5159
CWE-ID: CWE-73
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 execute arbitrary code on the target system.
The vulnerability exists due to the affected software allows check paths or file names that are used in filesystem operations. A remote attacker can use a specially crafted firmware update package file using any zip utility, trick a victim to initiate a firmware update through e!COCKPIT and choose the malicious "wup" file using the file browser.
Successful exploitation of this vulnerability allows a remote attacker to execute arbitrary code on the target system.
How to mitigate CVE-2019-5159
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.