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Message-ID: <OFFBDAB987.A40DBE5B-ON88257418.00602D07-86257418.00604D08@3com.com>
Date: Wed, 26 Mar 2008 12:31:52 -0500
From: zdi-disclosures@...m.com
To: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: ZDI-08-013: Novell eDirectory for Linux Stack
Overflow
ZDI-08-013: Novell eDirectory for Linux Stack Overflow
http://www.zerodayinitiative.com/advisories/ZDI-08-013
March 26, 2008
-- CVE ID:
CVE-2008-0924
-- Affected Vendors:
Novell
-- Affected Products:
Novell eDirectory
-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 5547.
For further product information on the TippingPoint IPS, visit:
http://www.tippingpoint.com
-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Novell eDirectory for Linux. Authentication
is not required to exploit this vulnerability.
The specific flaw exists in the libnldap library. When a large LDAP
delRequest message is sent, a stack overflow occurs overwriting a
function pointer. This results in a situation allowing the execution of
arbitrary code.
-- Vendor Response:
Novell has issued an update to correct this vulnerability. More
details can be found at:
http://www.novell.com/support/search.do?cmd=displayKC&docType=kc&externalId=3382120&sliceId=SAL_Public&dialogID=59352034&stateId=0%200%2059350122
-- Disclosure Timeline:
2007-07-20 - Vulnerability reported to vendor
2008-03-26 - Coordinated public release of advisory
-- Credit:
This vulnerability was discovered by:
* Anonymous
-- About the Zero Day Initiative (ZDI):
Established by TippingPoint, The Zero Day Initiative (ZDI) represents
a best-of-breed model for rewarding security researchers for responsibly
disclosing discovered vulnerabilities.
Researchers interested in getting paid for their security research
through the ZDI can find more information and sign-up at:
http://www.zerodayinitiative.com
The ZDI is unique in how the acquired vulnerability information is
used. TippingPoint does not re-sell the vulnerability details or any
exploit code. Instead, upon notifying the affected product vendor,
TippingPoint provides its customers with zero day protection through
its intrusion prevention technology. Explicit details regarding the
specifics of the vulnerability are not exposed to any parties until
an official vendor patch is publicly available. Furthermore, with the
altruistic aim of helping to secure a broader user base, TippingPoint
provides this vulnerability information confidentially to security
vendors (including competitors) who have a vulnerability protection or
mitigation product.
Our vulnerability disclosure policy is available online at:
http://www.zerodayinitiative.com/advisories/disclosure_policy/
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