OS Command Injection in D-Link products - CVE-2019-16920
Published: October 8, 2019 / Updated: March 25, 2022
Vulnerability identifier: #VU21624
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2019-16920
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: D-Link
Affected software:
DHP-1565
DIR-652
DIR-866L
DIR-655
DHP-1565
DIR-652
DIR-866L
DIR-655
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper authentication check in multiple D-Link products. A remote unauthenticated attacker can send an arbitrary input to a "PingTest" device common gateway interface and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2019-16920
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.