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Firebird SQL 'op_connect_request' Denial Of Service Vulnerability (Windows)
Information
Severity
Severity
Medium
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
14 years ago
Modified
Modified
4 years ago
Summary
The host is running Firebird and is prone to Denial of Service Vulnerability.
Insight
Insight
The flaw is due to error in the 'rc/remote/server.cpp' in fbserver.exe. It fails to sanitise the input sent via a malformed op_connect_request message that triggers an infinite loop or NULL pointer dereference.
Affected Software
Affected Software
Firebird SQL version 1.5 before 1.5.6, 2.0 before 2.0.6, 2.1 before 2.1.3, and 2.5 before 2.5 Beta 2 on Windows.
Solution
Solution
Upgrade to version 1.5.6, 2.0.6, 2.1.3, or 2.5 Beta 2 or later.