Oracle Security Alert for CVE-2012-1675
Due to the threat posed by a successful attack, Oracle strongly recommends that customers apply this Security Alert solution as soon as possible.
Description
This security alert addresses the security issue CVE-2012-1675, a vulnerability in the TNS listener which has been recently disclosed as "TNS Listener Poison Attack" affecting the Oracle Database Server. This vulnerability may be remotely exploitable without authentication, i.e. it may be exploited over a network without the need for a username and password. A remote user can exploit this vulnerability to impact the confidentiality, integrity and availability of systems that do not have recommended solution applied.
Affected Products and Versions
Since Oracle Fusion Middleware, Oracle Enterprise Manager, Oracle E-Business Suite include the Oracle Database component that is affected by this vulnerability, Oracle recommends that customers apply the solution for this vulnerability to the Oracle Database component.
- Oracle Database 11g Release 2, versions 11.2.0.2, 11.2.0.3
- Oracle Database 11g Release 1, version 11.1.0.7
- Oracle Database 10g Release 2, versions 10.2.0.3, 10.2.0.4, 10.2.0.5
Solution
Recommendations for protecting against this vulnerability can be found at:
- My Oracle Support Note 1340831.1 for Oracle Database deployments that use Oracle Real Application Clusters (RAC).
- My Oracle Support Note 1453883.1 for Oracle Database deployments that do not use RAC.
Please note that Oracle has added Oracle Advanced Security SSL/TLS to the Oracle Database Standard Edition license when used with the Real Application Clusters and Oracle has added Oracle Advanced Security SSL/TLS to the Enterprise Edition Real Application Clusters (Oracle RAC) and RAC One Node options so that the directions provided in the Support Notes referenced above can be applied by all Oracle customers without additional cost.
Note: Please refer to the Oracle licensing documentation available on Oracle.com regarding licensing changes that allow Oracle Advanced Security SSL/TLS to be used with Oracle SE Oracle Real Application Clusters and Oracle Enterprise Edition Real Application Customers (Oracle RAC) and Oracle RAC OneNode Options.
Due to the threat posed by a successful attack, Oracle strongly recommends that customers apply this Security Alert solution as soon as possible.
References
- Oracle Critical Patch Updates and Security Alerts main page [ Oracle Technology Network ]
- Oracle Security Alert CVE-2012-1675 Solution Documents [ My Oracle Support Note 1340831.1 and My Oracle Support Note 1453883.1]
- Oracle Critical Patch Updates and Security Alerts - Frequently Asked Questions [ CPU FAQ ]
- Risk Matrix definitions [ Risk Matrix Definitions ]
- Use of Common Vulnerability Scoring System (CVSS) by Oracle [ Oracle CVSS Scoring ]
- English text version of the risk matrix [ Oracle Technology Network ]
- List of public vulnerabilities fixed in Critical Patch Updates and Security Alerts [ Oracle Technology Network ]
- Software Error Correction Support Policy [ My Oracle Support Note 209768.1 ]






