Checkmk up to 2.2.0p4 Username information disclosure

Summaryinfo

A vulnerability labeled as problematic has been found in Checkmk up to 2.2.0p4. This issue affects some unknown processing of the component Username Handler. The manipulation results in information disclosure. This vulnerability was named CVE-2023-22359. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Checkmk up to 2.2.0p4. It has been classified as problematic. Affected is an unknown part of the component Username Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

User enumeration in Checkmk <=2.2.0p4 allows an authenticated attacker to enumerate usernames.

The weakness was presented 06/26/2023. The advisory is shared for download at checkmk.com. This vulnerability is traded as CVE-2023-22359 since 01/18/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• Checkmk

Version

• 2.2.0p4

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CPE 2.2info

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