Code Injection in WSR-2533DHPL2 and WSR-2533DHP3 - CVE-2021-20091
Published: April 27, 2021
Vulnerability identifier: #VU52637
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-20091
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: BUFFALO INC.
Affected software:
WSR-2533DHPL2
WSR-2533DHP3
WSR-2533DHPL2
WSR-2533DHP3
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the web interfaces. A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2021-20091
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.