OS Command Injection in DIR-816L - CVE-2020-15893

 

OS Command Injection in DIR-816L - CVE-2020-15893

Published: July 22, 2020 / Updated: November 9, 2020


Vulnerability identifier: #VU48215
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:P/U:Amber
CVE-ID: CVE-2020-15893
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: D-Link
Affected software:
DIR-816L

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in UPnP. A remote unauthenticated attacker can send a specially crafted M-SEARCH packet 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-2020-15893

Install updates from vendor's website.

Sources