CVE-2022-28580: totolink a7100ru_firmware OS Command Injection

Vulnerability summary

CVE-2022-28580 is a high (CVSS 10.0) OS Command Injection vulnerability in totolink a7100ru_firmware. EPSS estimates a 3.00% chance of exploitation in the next 30 days, higher than 87.2% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 05-05-2022
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

It is found that there is a command injection vulnerability in the setL2tpServerCfg interface in TOTOlink A7100RU (v7.4cu.2313_b20191024) router, which allows an attacker to execute arbitrary commands through a carefully constructed payload.

• 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.