CVE-2026-34232
HighCVSS 7.5Exploitation Probability (EPSS)
Low risk40th percentile - higher than 40% of all known CVEs
Summary
Firebird to system zarządzania relacyjnymi bazami danych typu open-source. W wersjach przed 5.0.4, 4.0.7 i 3.0.14 funkcja xdr_status_vector() nie obsługuje typu isc_arg_cstring podczas dekodowania pakietu op_response, co prowadzi do awarii serwera w przypadku napotkania tego typu w wektorze statusu.
Risk Assessment
Nieautoryzowany atakujący może wykorzystać tę podatność, wysyłając spreparowany pakiet op_response do serwera, co może prowadzić do jego awarii. To stwarza ryzyko przestoju w działaniu usług bazodanowych.
Recommendation
Zaleca się aktualizację Firebirda do wersji 5.0.4, 4.0.7 lub 3.0.14, aby usunąć tę podatność i zabezpieczyć serwer przed potencjalnymi atakami.
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Original NVD description (English source)
Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdr_status_vector() function does not handle the isc_arg_cstring type when decoding an op_response packet, causing a server crash when one is encountered in the status vector. An unauthenticated attacker can exploit this by sending a crafted op_response packet to the server. This issue has been fixed in versions 5.0.4, 4.0.7 and 3.0.14.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

