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NGC Active FTPServer Multiple Command Buffer Overflows
Secunia Advisory: SA9036
Release Date: 2003-06-16
Popularity: 5,637 views

Critical:
Highly critical
Impact: DoS
System access
Where: From remote
Solution Status: Unpatched

Software:NGC Active FTPServer 2002

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
Multiple vulnerabilities have been reported in NGC Active FTPServer, which can be exploited by malicious people to cause a DoS (Denial of Service) on a vulnerable system or potentially compromise it.

The vulnerabilities are caused due to boundary errors when handling input for various commands. A malicious person can reportedly exploit this to cause a buffer overflow by supplying more than 25001 bytes of input to the "USER" command. This will cause the FTP server to crash and may potentially allow execution of arbitrary code.

Malicious, authenticated users can also exploit the following commands to cause buffer overflows:
- CWD
- LS
- GET
- MKDIR

The vulnerabilities have been reported in version 2.40. However, prior versions may also be affected.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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