CVE-2023-50147: totolink a3700r_firmware OS Command Injection

Vulnerability summary

CVE-2023-50147 is a critical (CVSS 9.8) OS Command Injection vulnerability in totolink a3700r_firmware. EPSS estimates a 1.18% chance of exploitation in the next 30 days, higher than 67.3% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 22-12-2023
   PublishedVulnerability first disclosed.
2. 28-08-2024
   Last modifiedVulnerability information updated.

Description

There is an arbitrary command execution vulnerability in the setDiagnosisCfg function of the cstecgi .cgi of the TOTOlink A3700R router device in its firmware version V9.1.2u.5822_B20200513.

• 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.