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Borland Interbase / Firebird Database Name Buffer Overflow Vulnerability Advisory Available in Danish 

Secunia Advisory: SA11756  
Release Date: 2004-06-03
Last Update: 2006-03-21

Critical:
Moderately critical
Impact: DoS
System access
Where: From local network
Solution Status: Partial Fix

Software:Borland Interbase 6.x
Borland Interbase 7.x
Firebird 1.x

CVE reference:CVE-2004-2043 (Secunia mirror)



Description:
A vulnerability has reported in Firebird and Borland Interbase, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable system.

The vulnerability is caused due to a boundary error within the handling of database names. This can be exploited to cause a buffer overflow by passing an overly long database filename when connecting.

Successful exploitation crashes the database service and may potentially also allow arbitrary code execution.

The vulnerability has been reported in the following products:
* Firebird 1.0.2
* Borland Interbase 7.1

Other versions may also be affected.

Solution:
The vulnerability has been addressed in Firebird version 1.5.0.
http://firebird.sourceforge.net/index.php?op=files

NOTE: It has been reported that the vulnerability has not been completely fixed in Firebird version 1.5.0 and still affects version 1.5.3.4870.

Restrict access to the database service.

Provided and/or discovered by:
Originally discovered in Firebird by:
* Noam Rathaus

Reported in Borland Interbase by:
* KF

Changelog:
2005-07-21: Added CVE reference.
2006-03-21: Updated "Solution Status", "Solution" and "Original Advisory" sections.

Original Advisory:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=357580
https://sourceforge.net/tracker/?func...028&aid=1282031&group_id=9028



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

10 Related Secunia Security Advisories

1. Firebird Multiple Vulnerabilities
2. Firebird 1 Multiple Buffer Overflow Vulnerabilities
3. Borland InterBase Multiple Buffer Overflow Vulnerabilities
4. Firebird Multiple Vulnerabilities
5. Borland Interbase "admin.ib" Insecure Default File Permissions
6. Firebird Environment Variable Buffer Overflow Vulnerabilities
7. Firebird External Table Vulnerability
8. Borland Interbase External Table Vulnerability
9. Borland Interbase ISC_LOCK_ENV Variable Privilege Escalation
10. Borland Interbase local root vulnerability


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Ideas, suggestions, and other feedback are most welcome.








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