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Fencer Vulns
high 8.8

CVE-2017-6369 json

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…

published 2017-03-24 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-15430

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.3%
EPSS 3.3% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

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.

Patch / fix

  • firebirdsql firebird 2.5.7, 3.0.2
  • firebird3.0 Debian 14, Debian 13, Debian 12 3.0.1.32609.ds4-14

debian advisories DEBIAN-CVE-2017-6369

  • firebird2.5 Ubuntu 14.04 LTS 2.5.2.26540.ds4-9ubuntu1.1
  • firebird2.5 Ubuntu Pro 16.04 LTS 2.5.4.26856.ds4-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2017-6369

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • firebird SLE Software Development Kit 12 SP1 2.5.2.26539-15.1
  • firebird-classic SLED 12 SP2, SLED 12 SP1, SLE Workstation Extension 12 SP2 +3 more 2.5.2.26539-15.1

suse advisories SUSE-SU-2017:1156-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-6369 updated cvss 7.3

firebird: Access to undesired external modules during 'Restrict' configuration mode

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.30% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.