Incorrect permission assignment for critical resource in Ovarro products - CVE-2021-22648
Published: March 24, 2021
Vulnerability identifier: #VU51690
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2021-22648
CWE-ID: CWE-732
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Ovarro
Affected software:
TBox LT2
TBox RM2
TBox TG2
TBox MS-CPU32
TBox MS-CPU32-S2
TWinSoft
TBox LT2
TBox RM2
TBox TG2
TBox MS-CPU32
TBox MS-CPU32-S2
TWinSoft
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to incorrect permission assignment for critical resource within the TBox proprietary Modbus file access functions. A remote authenticated attacker can read, alter or delete the configuration file.
How to mitigate CVE-2021-22648
Install updates from vendor's website.