Vulnerability in Nagios Xi

CVE-2020-5796

Improper preservation of permissions in Nagios XI 5.7.4 allows a local, low-privileged, authenticated user to weaken the permissions of files, resulting in low-privileged users being able to write to and execute arbitrary PHP code with root privileges.

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: 0.020 (79.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.5% 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-2020-5796: held from 0.020 to 0.020.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

  • Nagios Xi — versions 5.7.4
  • Nagios Xi — versions 5.7.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-5796?
CVE-2020-5796 is a high-severity vulnerability in Nagios Xi, classified under Improper Preservation of Permissions. CVSS score: 7.8/10. Published 2020-11-13.
How severe is CVE-2020-5796?
High severity. CVSS v3 base score is 7.8 out of 10.