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TITLE:
ClearSCADA Web Interface Authentication Bypass Vulnerability

SECUNIA ADVISORY ID:
SA45854

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45854/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45854

RELEASE DATE:
2011-09-06

DISCUSS ADVISORY:
http://secunia.com/advisories/45854/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/45854/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45854

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in ClearSCADA, which can be
exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error in the dbserver.exe
process during authentication to the web interface and can be
exploited to access certain "Safe Mode" diagnostics functionality.

The vulnerability is reported the following products:
* ClearSCADA 2009
* ClearSCADA 2007
* ClearSCADA 2005

SOLUTION:
Upgrade to ClearSCADA 2010 R1.1 or later.

PROVIDED AND/OR DISCOVERED BY:
ICS-CERT credits Jeremy Brown.

ORIGINAL ADVISORY:
ICS-CERT (ICSA-11-173-01):
http://www.us-cert.gov/control_systems/pdf/ICSA-11-173-01.pdf

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

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Secunia NEVER sends attached files with advisories.
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