Use of hard-coded credentials in MyLittleAdmin



Published: 2020-05-25 | Updated: 2020-07-28
Risk High
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-13166
CWE-ID CWE-798
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		MyLittleAdmin
Server applications / Remote management servers, RDP, SSH

Vendor myLittleTools

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Use of hard-coded credentials

EUVDB-ID: #VU28219

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-13166

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded "machineKey" in web.config. A remote unauthenticated attacker can serialize objects that will be parsed by the ASP code used by the server as if it were MyLittleAdmin’s serialized object and execute arbitrary code on the remote server.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

MyLittleAdmin: 3.8 r0071

CPE2.3 External links

http://packetstormsecurity.com/files/157808/Plesk-myLittleAdmin-ViewState-.NET-Deserialization.html
http://ssd-disclosure.com/ssd-advisory-mylittleadmin-preauth-rce/
http://portswigger.net/daily-swig/mylittleadmin-has-a-big-unpatched-security-flaw


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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