Path traversal in C-Bus Toolkit - CVE-2021-22720
Published: April 16, 2021
Vulnerability identifier: #VU52299
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-22720
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system, leading to remote code execution when restoring a project..
Affected software
C-Bus Toolkit
EasyApache
EasyApache
How to mitigate CVE-2021-22720
Install update from vendor's website.
C-Bus Toolkit - update to 1.15.8
EasyApache - update to 4 2022-3-16
EasyApache - update to 4 2022-3-16