Insecure permissions in CheckMK



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-40904
CWE-ID CWE-276
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Checkmk
Server applications / Other server solutions

Vendor tribe29 GmbH

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect default permissions

EUVDB-ID: #VU65669

Risk: Low

CVSSv4.0: 6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-40904

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary PHP code on the system.

The vulnerability exists due to insecure configuration of Dokuwiki. A remote user with access to the web management interface can execute arbitrary PHP code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Checkmk: 1.5.0 i1 - 1.5.0

CPE2.3 External links

http://github.com/Edgarloyola/CVE-2021-40904


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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