Novell eDirectory 8.8 dhost.exe dhost/modules?I: memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Novell eDirectory 8.8 and classified as critical. Affected is an unknown function of the file dhost.exe. This manipulation of the argument dhost/modules?I: causes memory corruption. This vulnerability is registered as CVE-2009-4653. Furthermore, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Novell eDirectory 8.8 (Directory Service Software). Affected by this vulnerability is an unknown part of the file dhost.exe. The manipulation of the argument dhost/modules?I: with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in the dhost module in Novell eDirectory 8.8 SP5 for Windows allows remote authenticated users to cause a denial of service (dhost.exe crash) and possibly execute arbitrary code via a long string to /dhost/modules?I:.

The weakness was published 02/26/2010 (Website). The advisory is shared at xforce.iss.net. This vulnerability is known as CVE-2009-4653. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is necessary for exploitation. Technical details and also a public exploit are known.

A public exploit has been developed in Perl. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 47022 (Novell eDirectory < 8.8 SP5 Patch 4 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118070 (Novell eDirectory Multiple Vulnerabilities).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (54264), Exploit-DB (33351), Tenable (47022), SecurityFocus (BID 37009†) and Vulnerability Center (SBV-26040†). Similar entries are available at VDB-51987 and VDB-51986. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.0

VulDB Base Score: 9.9
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

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Nessus ID: 47022
Nessus Name: Novell eDirectory < 8.8 SP5 Patch 4 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 100667
OpenVAS Name: Novell eDirectory Multiple Remote Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/12/2009 🔍
11/12/2009 +0 days 🔍
02/26/2010 +105 days 🔍
02/26/2010 +0 days 🔍
02/26/2010 +0 days 🔍
06/15/2010 +109 days 🔍
06/15/2010 +0 days 🔍
03/18/2015 +1737 days 🔍
05/01/2026 +4062 days 🔍

Sourcesinfo

Vendor: novell.com

Advisory: xforce.iss.net
Status: Not defined

CVE: CVE-2009-4653 (🔍)
GCVE (CVE): GCVE-0-2009-4653
GCVE (VulDB): GCVE-100-51985
X-Force: 54264
SecurityFocus: 37009 - Novell eDirectory '/dhost/modules?I:' Buffer Overflow Vulnerability
Vulnerability Center: 26040 - Novell eDirectory 8.8 SP5 for Windows dhost Module Stack-Based Buffer Overflow, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 05/01/2026 08:08
Changes: 03/18/2015 15:15 (61), 02/27/2017 09:49 (12), 09/02/2021 19:21 (3), 09/02/2021 19:29 (1), 01/26/2025 15:34 (19), 02/03/2025 12:50 (3), 05/01/2026 08:08 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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