Vulnerability Details : 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.
Vulnerability category: Gain privilege
Products affected by CVE-2021-30490
- Power-software-download » Viewpower » PRO EditionVersions from including (>=) 1.04-21012 and up to, including, (<=) 1.04-21353cpe:2.3:a:power-software-download:viewpower:*:*:*:*:pro:*:*:*
- Power-software-download » Viewpower »Versions from including (>=) 1.04-21012 and up to, including, (<=) 1.04-21353cpe:2.3:a:power-software-download:viewpower:*:*:*:*:-:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-30490
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 15 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-30490
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-30490
-
During installation, installed file permissions are set to allow anyone to modify those files.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-30490
-
https://www.power-software-download.com/viewpower.html
Vendor Advisory
-
https://www.0x90.zone/binary/reverse/exploitation/2020/08/16/Privilege-Escalation-ViewPower.html
Exploit;Patch;Technical Description;Third Party Advisory
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