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Vulnerability record · CVE-2018-10866 · published 26 May 2021

CVE-2018-10866: Redhat certification missing authorization vulnerability

Redhat · Certification

It was discovered that the /configuration view of redhat-certification 7 does not perform an authorization check and it allows an unauthenticated user to remove a "system" file, that is an xml file with host related information, not belonging to him.

9.1 CVSS 3.1 Critical EPSS 1.0% · top 37.3% CWE-862 · Missing authorization
9.1CVSS 3.1 base score, v2 6.4
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

It was discovered that the /configuration view of redhat-certification 7 does not perform an authorization check and it allows an unauthenticated user to remove a "system" file, that is an xml file with host related information, not belonging to him.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2018-10866 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1593632 Issue TrackingVendor Advisory
https://access.redhat.com/security/cve/CVE-2018-10866 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1593632 Issue TrackingVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2018-10870Redhat certification path traversal vulnerabilityredhat-certification does not properly sanitize paths in rhcertStore.py:__saveResultsFile. A remote attacker could use this flaw to overwrite any fil…EPSS 6.1%9.1CVE-2018-10867Redhat certification vulnerabilityFiles are accessible without restrictions from the /update/results page of redhat-certification 7 package, allowing an attacker to remove any file ac…EPSS 1.1%7.5CVE-2018-10863Redhat certification vulnerabilityIt was discovered that redhat-certification 7 is not properly configured and it lists all files and directories in the /var/www/rhcert/store/transfer…EPSS 1.1%7.5CVE-2018-10865Redhat certification missing authorization vulnerabilityIt was discovered that the /configuration view of redhat-certification 7 does not perform an authorization check and it allows an unauthenticated use…EPSS 1.0%7.5CVE-2018-10868Redhat certification uncontrolled resource consumption vulnerabilityredhat-certification 7 does not properly restrict the number of recursive definitions of entities in XML documents, allowing an unauthenticated user …EPSS 1.1%7.5CVE-2018-10869Redhat certification incorrect permission assignment vulnerabilityredhat-certification does not properly restrict files that can be download through the /download page. A remote attacker may download any file access…EPSS 2.7%6.2CVE-2018-10864Redhat certification uncontrolled resource consumption vulnerabilityAn uncontrolled resource consumption flaw has been discovered in redhat-certification in the way documents are loaded. A remote attacker may provide …EPSS 1.2%5.3CVE-2019-3897Redhat certification vulnerabilityIt has been discovered in redhat-certification that any unauthorized user may download any file under /var/www/rhcert, provided they know its name. R…EPSS 0.91%

Source: NIST National Vulnerability Database (record CVE-2018-10866), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.