VulnerabilityModified
CVE-2021-30490
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.
HIGH 7.8EPSS 0.30%
Does this matter?
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.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.30% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-276
- Affected
- power-software-download/viewpower
- Source
- cve@mitre.org
References
- https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.htmlExploit, Patch, Technical Description, Third Party Advisory
- https://www.power-software-download.com/viewpower.htmlVendor Advisory
- https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.htmlExploit, Patch, Technical Description, Third Party Advisory
- https://www.power-software-download.com/viewpower.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.