CVE-2018-19239: trendnet tew-673gru_firmware OS Command Injection

Vulnerability summary

CVE-2018-19239 is a high (CVSS 9.0) OS Command Injection vulnerability in trendnet tew-673gru_firmware. EPSS estimates a 5.09% chance of exploitation in the next 30 days, higher than 92.2% of scored vulnerabilities.

Timeline

1. 20-12-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

TRENDnet TEW-673GRU v1.00b40 devices have an OS command injection vulnerability in the start_arpping function of the timer binary, which allows remote attackers to execute arbitrary commands via three parameters (dhcpd_start, dhcpd_end, and lan_ipaddr) passed to the apply.cgi binary through a POST request.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.