{"id":"CVE-2021-30490","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-30490","generatedAt":"2026-10-27T22:32:08.966Z","title":"upsMonitor in ViewPower (aka ViewPowerHTML) 1.04-21012 through 1.04-21353 has insecure permissions for the service binary that enable an Authenticated User to modify files, allowing for privilege escalation.","description":"upsMonitor in ViewPower (aka ViewPowerHTML) 1.04-21012 through 1.04-21353 has insecure permissions for the service binary that enable an Authenticated User to modify files, allowing for privilege escalation.","published":"2022-08-16T13:15:08.000Z","lastModified":"2026-06-17T03:50:20.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-276"],"affected":["power-software-download/viewpower"],"epss":{"score":0.00298,"percentile":0.22276,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.html","tags":["Exploit","Patch","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.power-software-download.com/viewpower.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.html","tags":["Exploit","Patch","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.power-software-download.com/viewpower.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-30490","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}