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>> DConnect Daemon Multiple Remote Command Execution and Denial of Service Vulnerabilities
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Title : DConnect Daemon Multiple Remote Command Execution and Denial of Service Vulnerabilities
VUPEN ID : VUPEN/ADV-2006-3181
CVE ID : CVE-2006-4125 - CVE-2006-4126 - CVE-2006-4127
Rated as : Critical 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2006-08-07
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Multiple vulnerabilities have been identified in DConnect Daemon, which could be exploited by remote attackers to execute arbitrary commands or cause a denial of service.
The first issue is due to a buffer overflow error in the "listen_thread_udp()" [main.c] function that does not properly handle malformed packets, which could be exploited by remote attackers to compromise a vulnerable system.
The second vulnerability is due to a NULL pointer dereference error in the "dc_chat()" [cmd.dc.c] function, which could be exploited by attackers to crash a vulnerable application.
The third flaw is due to format string vulnerabilities in various functions that do not properly handle malformed messages, which could be exploited by attackers to compromise a vulnerable system.
Affected Products
DConnect Daemon version 0.7.0 and prior
Solution
VUPEN Security is not aware of any vendor-supplied patch.
References
http://www.vupen.com/english/advisories/2006/3181
http://aluigi.altervista.org/adv/dconnx-adv.txt
Credits
Vulnerabilities reported by Luigi Auriemma
ChangeLog
2006-08-07 : Initial release
Vulnerability Management
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