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Last updated: 4/24/2014

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Vulnerability Summary for CVE-2012-1675

Original release date: 05/08/2012
Last revised: 10/10/2013
Source: US-CERT/NIST

Overview

The TNS Listener, as used in Oracle Database 11g 11.1.0.7, 11.2.0.2, and 11.2.0.3, and 10g 10.2.0.3, 10.2.0.4, and 10.2.0.5, as used in Oracle Fusion Middleware, Enterprise Manager, E-Business Suite, and possibly other products, allows remote attackers to execute arbitrary database commands by performing a remote registration of a database (1) instance or (2) service name that already exists, then conducting a man-in-the-middle (MITM) attack to hijack database connections, aka "TNS Poison."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 (HIGH) (AV:N/AC:L/AU:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: FULLDISC
Name: 20120418 The history of a -probably- 13 years old Oracle bug: TNS Poison
External Source: CONFIRM
Name: http://www.oracle.com/technetwork/topics/security/alert-cve-2012-1675-1608180.html
Type: Advisory
External Source: BID
Name: 53308
External Source: SUSE
Name: SUSE-SU-2012:0765
External Source: SECTRACK
Name: 1027000
External Source: CONFIRM
Name: https://blogs.oracle.com/security/entry/security_alert_for_cve_2012
Type: Advisory
External Source: MANDRIVA
Name: MDVSA-2013:150
External Source: FULLDISC
Name: 20120428 Oracle TNS Poison vulnerability is actually a 0day with no patch available
External Source: XF
Name: oracledatabase-tnslistener-spoofing(75303)
US-CERT Vulnerability Note: CERT-VN
Name: VU#359816

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)