{"id":"CVE-2020-21883","title":"Unibox U-50 2.4 and UniBox Enterprise Series 2.4 and UniBox Campus Series 2.4 contain a OS command injection vulnerability in /tools/ping, which can leads to complete device takeover.","summary":"Unibox U-50 2.4 and UniBox Enterprise Series 2.4 and UniBox Campus Series 2.4 contain a OS command injection vulnerability in /tools/ping, which can leads to complete device takeover.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"vendor":"indionetworks","product":"unibox_u50_firmware","affected":["unibox_u50_firmware = 2.4","unibox_u500_firmware = 2.4","unibox_u1000_firmware = 2.4","unibox_u2500_firmware = 2.4","unibox_u5000_firmware = 2.4"],"published":"2021-04-09","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-21883","references":[{"url":"https://s3curityb3ast.github.io/KSA-Dev-009.txt","label":"cve@mitre.org"},{"url":"https://www.mail-archive.com/fulldisclosure@seclists.org/msg07140.html","label":"cve@mitre.org"},{"url":"http://wifi-soft.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://s3curityb3ast.github.io/KSA-Dev-009.txt","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.mail-archive.com/fulldisclosure%40seclists.org/msg07140.html","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.0409,"epssPercentile":0.90274,"ingestedAt":"2026-07-05T02:00:01.579Z","slug":"CVE-2020-21883","body":"## Overview\n\nUnibox U-50 2.4 and UniBox Enterprise Series 2.4 and UniBox Campus Series 2.4 contain a OS command injection vulnerability in /tools/ping, which can leads to complete device takeover.\n\n## Affected\n\n- `unibox_u50_firmware = 2.4`\n- `unibox_u500_firmware = 2.4`\n- `unibox_u1000_firmware = 2.4`\n- `unibox_u2500_firmware = 2.4`\n- `unibox_u5000_firmware = 2.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":48.4,"likelihood":0.8,"exploitation":0,"ransomware":0},"changes":[]}