{"cve":"CVE-2018-18320","nvd":{"published":"2018-10-15T06:29:00.763","modified":"2026-06-17T01:46:59.487","status":"Modified","description":"An issue was discovered in the Merlin.PHP component 0.6.6 for Asuswrt-Merlin devices. An attacker can execute arbitrary commands because exec.php has a popen call. NOTE: the vendor indicates that Merlin.PHP is designed only for use on a trusted intranet network, and intentionally allows remote code execution","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["http://blog.51cto.com/010bjsoft/2298828","https://github.com/qoli/Merlin.PHP/issues/26","http://blog.51cto.com/010bjsoft/2298828","https://github.com/qoli/Merlin.PHP/issues/26"],"products":["asuswrt-merlin_project:rt-ac1900_firmware","asuswrt-merlin_project:rt-ac2900_firmware","asuswrt-merlin_project:rt-ac3100_firmware","asuswrt-merlin_project:rt-ac3200_firmware","asuswrt-merlin_project:rt-ac5300_firmware","asuswrt-merlin_project:rt-ac56u_firmware","asuswrt-merlin_project:rt-ac66u_b1_firmware","asuswrt-merlin_project:rt-ac68p_firmware","asuswrt-merlin_project:rt-ac68u_firmware","asuswrt-merlin_project:rt-ac68uf_firmware","asuswrt-merlin_project:rt-ac86u_firmware","asuswrt-merlin_project:rt-ac87_firmware","asuswrt-merlin_project:rt-ac88u_firmware","asuswrt-merlin_project:rt_ac1900p_firmware"],"source":"nvd","synced_at":"2026-10-19T20:53:59.789560037+00:00"},"epss":{"cve":"CVE-2018-18320","score":0.05244,"percentile":0.92533,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}