SmartFoxServer 2X 2.17.0 Credential Disclosure

Credit: LiquidWorm
Risk: High
Local: No
Remote: Yes
CWE: CWE-312

Ogólna skala CVSS: 2.1/10
Znaczenie: 2.9/10
Łatwość wykorzystania: 3.9/10
Wymagany dostęp: Lokalny
Złożoność ataku: Niska
Autoryzacja: Nie wymagana
Wpływ na poufność: Częściowy
Wpływ na integralność: Brak
Wpływ na dostępność: Brak

SmartFoxServer 2X 2.17.0 Credentials Disclosure Vendor: gotoAndPlay() Product web page: Affected version: Server: 2.17.0 Remote Admin: 3.2.6 SmartFoxServer 2X, Pro, Basic Summary: SmartFoxServer (SFS) is a comprehensive SDK for rapidly developing multiplayer games and applications with Adobe Flash/Flex/Air, Unity, HTML5, iOS, Universal Windows Platform, Android, Java, C++ and more. SmartFoxServer comes with a rich set of features, an impressive documentation set, tens of examples with their source, powerful administration tools and a very active support forum. Born in 2004, and evolving continuously since then, today SmartFoxServer is the leading middleware to create large scale multiplayer games, MMOs and virtual communities. Thanks to its simplicity of use, versatility and performance, it currently powers hundreds of projects all over the world, from small chats and turn-based games to massive virtual worlds and realtime games. Desc: The application stores sensitive information in an unencrypted XML file called /config/server.xml. A local attacker that has access to the current user session can successfully disclose plain-text credentials that can be used to bypass authentication to the affected server. Tested on: Windows (all) 64bit installer Linux/Unix 64bit installer MacOS (10.8+) 64bit installer Java 1.8.0_281 Python 3.9.1 Python 2.7.14 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2021-5627 Advisory URL: CVE ID: CVE-2021-26550 CVE URL: NIST URL: CWE ID: CWE-312 CWE URL: 29.01.2021 -- PS C:\Users\t00t\SmartFoxServer_2X\SFS2X\config> Get-Content server.xml | Select-String -Pattern passw -Context 1,0 <login>sfsadmin</login> > <password>Waddup</password> <login>testingus</login> > <password>123456</password> <mailUser>username</mailUser> > <mailPass>password</mailPass> C:\Users\t00t\SmartFoxServer_2X\SFS2X\config>icacls server.xml server.xml NT AUTHORITY\SYSTEM:(I)(F) BUILTIN\Administrators:(I)(F) LAB42\t00t:(I)(F)

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