CVE-2021-30490

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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory power-software-download.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.power-software-download.com/viewpower.html vendor advisory
https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.html patch exploit third party advisory technical description

Frequently Asked Questions

What is the severity of CVE-2021-30490?
CVE-2021-30490 has been scored as a high severity vulnerability.
How to fix CVE-2021-30490?
To fix CVE-2021-30490, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30490 being actively exploited in the wild?
It is possible that CVE-2021-30490 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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