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PostgreSQL Man In The Middle (MITM) Vulnerability - May17 (Linux)
Information
Severity
Severity
Medium
Family
Family
Databases
CVSSv2 Base
CVSSv2 Base
4.3
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
6 years ago
Modified
Modified
4 years ago
Summary
This host is running PostgreSQL and is prone to a man-in-the-middle attack vulnerability.
Insight
Insight
The flaw exists due to an error in the 'libpq' component of PostgreSQL, where the 'PGREQUIRESSL' environment variable was no longer enforcing a SSL/TLS connection to a PostgreSQL server.
Affected Software
Affected Software
PostgreSQL version 9.3.x before 9.3.17, 9.4.x before 9.4.12, 9.5.x before 9.5.7, and 9.6.x before 9.6.3 on Linux.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to PostgreSQL version 9.3.17 or 9.4.12 or 9.5.7 or 9.6.3 or later.