Summaryinfo

A vulnerability has been found in Nagios XI up to 5.5.10 and classified as critical. Affected by this vulnerability is an unknown functionality of the file config.inc.php. The manipulation leads to access control. This vulnerability is known as CVE-2019-9166. An attack has to be approached locally. There is no exploit available. It is recommended to upgrade the affected component. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Detailsinfo

A vulnerability, which was classified as critical, was found in Nagios XI up to 5.5.10 (Log Management Software). Affected is some unknown processing of the file config.inc.php. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Privilege escalation in Nagios XI before 5.5.11 allows local attackers to elevate privileges to root via write access to config.inc.php and import_xiconfig.php.

The bug was discovered 02/25/2019. The weakness was published 03/28/2019 (Website). The advisory is shared for download at nagios.com. This vulnerability is traded as CVE-2019-9166 since 02/25/2019. The attack needs to be approached locally. Required for exploitation is a authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 31 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:config.inc.php it is possible to find vulnerable targets with Google Hacking. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13455 (Nagios XI Multiple Vulnerabilities).

Upgrading to version 5.5.11 eliminates this vulnerability.

Further details are available at shielder.it. Similar entries are available at VDB-128071, VDB-128072, VDB-132598 and VDB-132599. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Log Management Software

Name

• Nagios XI

Version

• 5.5.0
• 5.5.1
• 5.5.2
• 5.5.3
• 5.5.4
• 5.5.5
• 5.5.6
• 5.5.7
• 5.5.8
• 5.5.9
• 5.5.10

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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