CVE-2018-10553: nagios nagios_xi Path Traversal

Vulnerability summary

CVE-2018-10553 is a medium (CVSS 6.5) Path Traversal vulnerability in nagios nagios_xi. EPSS estimates a 38.37% chance of exploitation in the next 30 days, higher than 98.5% of scored vulnerabilities.

Timeline

1. 30-04-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

An issue was discovered in Nagios XI 5.4.13. A registered user is able to use directory traversal to read local files, as demonstrated by URIs beginning with index.php?xiwindow=./ and config/?xiwindow=../ substrings.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.