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TeamSHATTER Security Advisory

SQL Injection in Oracle Alter FBA Table

February 20, 2013

Risk Level:
High

Affected versions:
Oracle Database Enterprise Edition 11.1, 11.2 

Remote exploitable:
Yes

Credits:
This vulnerability was discovered and researched by Martin Rakhmanov of
Application Security Inc.

Details:
Renaming a table having flashback archive using specially crafted table name
triggers internal SQL injection. This allows users to execute code with
elevated privileges.

Impact:
An attacker having control over a flashback-enabled table can get SYSDBA
privileges.

Vendor Status:
Vendor was contacted and a patch was released.

Workaround:
Do not grant flashback archive privilege to untrusted users. Limit access to
flashback-enabled tables to trusted users only.

Fix:
Apply Oracle Critical Patch Update October 2012 available at Oracle Support.

CVE:
CVE-2012-1751

Links:
http://www.oracle.com/technetwork/topics/security/cpuoct2012-1515893.html
https://www.teamshatter.com/?p=4115

Timeline:
Vendor Notification - 1/23/2012
Vendor Response - 1/26/2012
Fix - 16/10/2012
Public Disclosure - 2/20/2013



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_____________________________________________
Copyright (c) 2013 Application Security, Inc.
http://www.appsecinc.com
About Application Security, Inc.

AppSecInc is a pioneer and leading provider of database security
solutions for the enterprise.
By providing strategic and scalable software-only solutions -
AppDetectivePro for auditors and IT advisors, and DbProtect for the
enterprise - AppSecInc supports the database security lifecycle for some
of the most complex and demanding environments in the world across more
than 1,300 active commercial and government customers.

Leveraging the world's most comprehensive database security
knowledgebase from the company's renowned team of threat researchers,
TeamSHATTER, AppSecInc products help customers achieve unprecedented
levels of data security from nefarious or accidental activities, while
reducing overall risk and helping to ensure continuous regulatory and
industry compliance.

Disclaimer: The information in the advisory is believed to be accurate
at the time of publishing based on currently available information. Use
of the information constitutes acceptance for use in an AS IS condition.
There are no warranties with regard to this information. Neither the
author nor the publisher accepts any liability for any direct, indirect,
or consequential loss or damage arising from use of, or reliance on,
this information.
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