Description
src/remote/server.cpp in fbserver.exe in Firebird SQL 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 allows remote attackers to cause a denial of service (daemon crash) via a malformed op_connect_request message that triggers an infinite loop or NULL pointer dereference.
CVSS Metrics
- Vector
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- network
- Access Cmplx
- low
- Auth
- none
- Confidentiality
- none
- Integrity
- none
- Availability
- partial
- Weaknesses
- CWE-20
Metadata
- Primary Vendor
- FIREBIRDSQL
- Published
- 7/29/2009
- Last Modified
- 10/10/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
firebirdsql : firebirdfirebirdsql : firebirdfirebirdsql : firebirdfirebirdsql : firebirdfirebirdsql : firebirdfirebirdsql : firebird
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