{"id":"CVE-2021-46007","title":"totolink a3100r V5.9c.4577 is vulnerable to os command injection","summary":"totolink a3100r V5.9c.4577 is vulnerable to os command injection. The backend of a page is executing the \"ping\" command, and the input field does not adequately filter special symbols. This can lead to command injection attacks.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"vendor":"totolink","product":"ar3100r_firmware","affected":["ar3100r_firmware = 5.9c.4577"],"published":"2022-03-30","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-46007","references":[{"url":"https://hackmd.io/t_nRWxS2Q2O7GV2E5BhQMg","label":"cve@mitre.org"},{"url":"http://a3100r.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://totolink.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackmd.io/t_nRWxS2Q2O7GV2E5BhQMg","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.02591,"epssPercentile":0.84537,"ingestedAt":"2026-07-06T02:09:23.453Z","slug":"CVE-2021-46007","body":"## Overview\n\ntotolink a3100r V5.9c.4577 is vulnerable to os command injection. The backend of a page is executing the \"ping\" command, and the input field does not adequately filter special symbols. This can lead to command injection attacks.\n\n## Affected\n\n- `ar3100r_firmware = 5.9c.4577`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.5,"exploitation":0,"ransomware":0},"changes":[]}