Path Traversal in Nagios Xi
CVE-2021-37343
A path traversal vulnerability exists in Nagios XI below version 5.8.5 AutoDiscovery component and could lead to post authenticated RCE under security context of the user running Nagios.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.238 (97.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.238 · newest: 0.238 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.nagios.com/downloads/nagios-xi/change-log/ (Release Notes, Vendor Advisory)
- packetstormsecurity.com/files/165978/Nagios-XI-Autodiscovery-Shell-Upload.html (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-37343?
- CVE-2021-37343 is a high-severity vulnerability in Nagios Xi, classified under Path Traversal. CVSS score: 8.8/10. Published 2021-08-13.
- How severe is CVE-2021-37343?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-37343 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.