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.

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)

EPSS: 0.238 (97.6th percentile) — read the EPSS interpretation.

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.

Affected products

Nagios Nagios_xi
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

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.