SB2012041801 - TNS Listener Poisoning Attack in Oracle Database
Published: April 18, 2012 Updated: May 24, 2019
Security Bulletin ID
SB2012041801
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Spoofing attack (CVE-ID: CVE-2012-1675)
CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to an error in the TNS listener service. A remote attacker can register an existing instance or service name, use man-in-the-middle techniques and read, inject or modify transmitted data.
Successful exploitation of this vulnerability may result in unauthorized access to entire database.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.