CVE-2017-6369

Name: CVE-2017-6369
Creator: NVD / NIST
Published: 2017-03-24T10:59:00.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 3.27%

Last modified Jun 17, 2026

CVE-2017-6369 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 3.27% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

3.27%

86.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Firebirdsql	Firebird	>= 2.5.0, < 2.5.7
Firebirdsql	Firebird	>= 3.0.0, < 3.0.2

References

http://tracker.firebirdsql.org/browse/CORE-5474Issue Tracking, Vendor Advisory
http://www.debian.org/security/2017/dsa-3824Mailing List
http://www.securityfocus.com/bid/97070Third Party Advisory, VDB Entry
https://usn.ubuntu.com/3929-1/Third Party Advisory
http://tracker.firebirdsql.org/browse/CORE-5474Issue Tracking, Vendor Advisory
http://www.debian.org/security/2017/dsa-3824Mailing List
http://www.securityfocus.com/bid/97070Third Party Advisory, VDB Entry
https://usn.ubuntu.com/3929-1/Third Party Advisory

Timeline

Published: Mar 24, 2017
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2017-6369?

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.

How severe is CVE-2017-6369?

CVE-2017-6369 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.27% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6369?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6369?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST