CVE-2018-10553

CVE-2018-10553 is a medium-severity vulnerability in Nagios Nagios Xi with a CVSS 3.x base score of 6.5. Its EPSS exploit-prediction score of 39% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

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.

Frequently asked questions

What is CVE-2018-10553?
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.
How severe is CVE-2018-10553?
CVE-2018-10553 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-10553 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 39% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-10553?
CVE-2018-10553 affects Nagios Nagios Xi. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-10553?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-10553 published?
CVE-2018-10553 was published on 2018-04-30 and last updated on 2026-06-17.

References

Affected products (1)

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