Discovery of this issue is credited to Patrik Karlsson & Jonas Ländin.
Vulnerable:
4D WebServer 6.7.3
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 9 9.2.2
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0
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Microsoft Windows NT Workstation 4.0
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Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
4D WebServer 6.5.7
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Microsoft Windows 2000 Professional
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Microsoft Windows 98SE
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Microsoft Windows 98SE
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Microsoft Windows 98SE
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Microsoft Windows NT 4.0
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Microsoft Windows NT 4.0
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Microsoft Windows NT 4.0
Not Vulnerable:
4D WebServer 6.8.1
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Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
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Apple Mac OS 8 8.6
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Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 9 9.2.2
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
4D WebServer 6.7.4
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 8 8.6
-
Apple Mac OS 9 9.2.2
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2.1
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.2
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.1
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0.4
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Apple Mac OS 9 9.0
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP2
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional SP1
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 2000 Professional
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows 98SE
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6a
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP6
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP5
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP4
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP3
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP2
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0 SP1
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
-
Microsoft Windows NT Workstation 4.0
Discussion
4D WebServer Authentication Buffer Overflow
4D WebServer is a client/server database management system with integrated web development and serving. It runs on Microsoft Windows and MacOS operating systems
Due to insufficient bounds checking of the username/password fields, 4D WebServer is prone to a buffer overflow condition. This may enable a remote attacker to cause a denial of service or execute attacker-supplied instructions.
This issue was reported for 4D WebServer version 6.7.3, earlier versions may also be affected.
Exploit / POC
4D WebServer Authentication Buffer Overflow
Currently the SecurityFocus staff are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.
Solution / Fix
4D WebServer Authentication Buffer Overflow
Solution:
It has been reported that this issue will be addressed in 4D WebServer versions 6.7.4 and 6.8.1. SecurityFocus has not been able to verify whether these versions are available yet.