CVE & CISA-KEV Catalog

CVE-2017-6369

HIGHEPSS 87th pctl

8.8

CVSS v3

Description

Insufficient checks in the UDF subsystem in Firebird 2.5.x before 2.5.7 and 3.0.x before 3.0.2 allow remote authenticated users to execute code by using a 'system' entrypoint from fbudf.so.

CWE-862Missing Authorization

How to fix

Remediation Available

firebird3.0Debian

Fixed in:3.0.1.32609.ds4-14CVE-2017-6369

Fixed in:3.0.1.32609.ds4-14CVE-2017-6369

Fixed in:3.0.1.32609.ds4-14CVE-2017-6369

Fixed in:3.0.1.32609.ds4-14CVE-2017-6369

firebird2.5Ubuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-classicUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-classic-commonUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-commonUbuntu

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-server-commonUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-superUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

firebird2.5-superclassicUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

libfbclient2Ubuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

libfbembed2.5Ubuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

libib-utilUbuntu

Fixed in:2.5.2.26540.ds4-9ubuntu1.1USN-3929-1

Fixed in:2.5.4.26856.ds4-1ubuntu0.1~esm1USN-4822-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.27%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Vendor Advisory1

tracker.firebirdsql.org

Third-Party Advisory2

Mailing List1

debian.org

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-10.