CVE-2023-48800: totolink x6000r_firmware OS Command Injection

Vulnerability summary

CVE-2023-48800 is a critical (CVSS 9.8) OS Command Injection vulnerability in totolink x6000r_firmware. EPSS estimates a 1.55% chance of exploitation in the next 30 days, higher than 74.8% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 04-12-2023
   PublishedVulnerability first disclosed.
2. 02-08-2024
   Last modifiedVulnerability information updated.

Description

In TOTOLINK X6000R_Firmware V9.4.0cu.852_B20230719, the shttpd file sub_417338 function obtains fields from the front-end, connects them through the snprintf function, and passes them to the CsteSystem function, resulting in a command execution vulnerability.

• 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.