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TITLE:
Novell NetWare AFP Implementation Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA38114

VERIFY ADVISORY:
http://secunia.com/advisories/38114/

DESCRIPTION:
Francis Provencher has reported a vulnerability in Novell NetWare,
which can be exploited by malicious people to cause a DoS (Denial of
Service).

The vulnerability is caused due to a NULL-pointer dereference error
in the AFPTCP.nlm module. This can be exploited to crash an affected
system by sending a specially crafted AFP request to TCP port 548.

The vulnerability is reported in NetWare version 6.5 SP8. Other
versions may also be affected.

SOLUTION:
Restrict TCP access to port 548.

PROVIDED AND/OR DISCOVERED BY:
Francis Provencher, Protek Research Lab's

ORIGINAL ADVISORY:
http://protekresearch.blogspot.com/2010/01/prl-cifsnlm-memory-consumption-denial.html

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