Novell eDirectory NCP buffer overflow
| edirectory-ncp-bo (29768) |  High Risk |
Description:
Novell eDirectory is vulnerable to a heap-based buffer overflow, caused by improper bounds checking in the NCP functionality. By sending a specially-crafted packet, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the server to crash.
Platforms Affected:
- Novell, eDirectory 8.8
- Novell, eDirectory 8.8.1
Remedy:
For Windows distributions:
Refer to Novell Technical Information Document TID2974592 for patch, upgrade, or suggested workaround information. See References.
For Unix/Linux distributions:
Refer to Novell Technical Information Document TID2974600 for patch, upgrade, or suggested workaround information. See References.
Consequences:
Gain Access
References:
- iDefense Labs PUBLIC ADVISORY: 10.21.06, Novell eDirectory NCP over IP length Heap Overflow Vulnerability at http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=426.
- Novell TID2974592, eDirectory Post 8.8.1 FTF1 for NW & Win32 at http://support.novell.com/cgi-bin/search/searchtid.cgi?/2974592.htm.
- Novell TID2974600, eDirectory Post 8.8.1 FTF1 for Linux\Unix at http://support.novell.com/cgi-bin/search/searchtid.cgi?/2974600.htm.
- Novell, Inc. Web site, eDirectory at http://www.novell.com/products/edirectory/.
- BID-20664: Novell eDirectory NCP Packet Processing Remote Heap Overflow Vulnerability
- CVE-2006-4177: Heap-based buffer overflow in the NCP engine in Novell eDirectory before 8.8.1 FTF1 allows remote attackers to execute arbitrary code via a crafted NCP over IP packet that causes NCP to read more data than intended.
- SA22506: Novell eDirectory Multiple Vulnerabilities
- SECTRACK ID: 1017104: Novell eDirectory NCP Over IP and evtFilteredMonitorEventsRequest() Overflows Let Remote Users Execute Arbitrary Code
- VUPEN/ADV-2006-4142: Novell eDirectory Requests Handling Buffer and Integer Overflow Vulnerabilities
Reported:
Oct 21, 2006
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