National Cyber-Alert System
Vulnerability Summary for CVE-2010-2772
Original release date:07/22/2010
Last revised:07/30/2010
Source:
US-CERT/NIST
Overview
Siemens Simatic WinCC and PCS 7 SCADA system uses a hard-coded password, which allows local users to access a back-end database and gain privileges, as demonstrated in the wild in July 2010 by the Stuxnet worm, a different vulnerability than CVE-2010-2568.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: XF
Name: simatic-wincc-default-password(60587)
External Source: MISC
Name: http://www.wired.com/threatlevel/2010/07/siemens-scada/
External Source: MISC
Name: http://www.wilderssecurity.com/showpost.php?p=1712134&postcount=22
External Source: VUPEN
Name: ADV-2010-1893
External Source: BID
Name: 41753
External Source: CONFIRM
Name: http://www.sea.siemens.com/us/News/Industrial/Pages/WinCC_Update.aspx
Type: Advisory
External Source: MISC
Name: http://www.f-secure.com/weblog/archives/00001987.html
External Source: MISC
Name: http://www.automation.siemens.com/forum/guests/PostShow.aspx?PostID=16127&16127&Language=en&PageIndex=1
External Source: CONFIRM
Name: http://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&lang=en&objid=43876783&caller=viewhttp://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&lang=en&objid=43876783&c
External Source: SECUNIA
Name: 40682
External Source: MISC
Name: http://krebsonsecurity.com/2010/07/experts-warn-of-new-windows-shortcut-flaw/
External Source: MISC
Name: http://infoworld.com/d/security-central/siemens-warns-users-dont-change-passwords-after-worm-attack-915?sourcefssr
External Source: MISC
Name: http://infoworld.com/d/security-central/new-weaponized-virus-targets-industrial-secrets-725
