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Oracle Database Authentication Protocol Vulnerability

Last Update Date: 25 Sep 2012 11:56 Release Date: 25 Sep 2012 4132 Views

RISK: Medium Risk

TYPE: Servers - Database Servers

TYPE: Database Servers

A vulnerability was identiified in Oracle Database. A remote user can determine user password hashes.

A remote user can send a few specially crafted network packets to obtain information about the session key and cryptographic salt for a target user. The information can be used to determine the cryptographic password hash.

The attack can be conducted without the database recording failed login attempts.


Impact

  • Information Disclosure

System / Technologies affected

  • Oracle Database 11g Releases 1 and 2

Solutions

Before installation of the software, please visit the software manufacturer web-site for more details.

  • The vulnerability is reportedly fixed version 12 of the authentication protocol. Administrators must configure the system to use only version 12 of the protocol.
  • No solution was available for version 11.1 of the authentication protocol at the time of this entry.

Vulnerability Identifier


Source


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