High severity7.8NVD Advisory· Published Aug 16, 2022· Updated Jun 17, 2026
CVE-2021-30490
CVE-2021-30490
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:a:power-software-download:viewpower:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:power-software-download:viewpower:*:*:*:*:-:*:*:*range: >=1.04-21012,<=1.04-21353
- cpe:2.3:a:power-software-download:viewpower:*:*:*:*:pro:*:*:*range: >=1.04-21012,<=1.04-21353
- ViewPower/ViewPowerdescription
- Range: 1.04-21012 through 1.04-21353
Patches
Vulnerability mechanics
References
2- www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.htmlnvdExploitPatchTechnical DescriptionThird Party Advisory
- www.power-software-download.com/viewpower.htmlnvdVendor Advisory
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