Vulnerability in Moxa Mxview

CVE-2020-13536

An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary. By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-13536: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

  • Moxa Mxview — versions 3.1.8
  • Moxa — versions Moxa MXView Series 3.1.8

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-13536?
CVE-2020-13536 is a high-severity vulnerability in Moxa Mxview, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2020-11-05.
How severe is CVE-2020-13536?
High severity. CVSS v3 base score is 7.8 out of 10.