Novell eDirectory 8.8 denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

A vulnerability was found in Novell eDirectory 8.8 (Directory Service Software). It has been declared as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

The DS\NDSD component in Novell eDirectory 8.8 before SP5 allows remote attackers to cause a denial of service (ndsd core dump) via an LDAP request containing multiple . (dot) wildcard characters in the Relative Distinguished Name (RDN).

The weakness was disclosed 07/14/2009 by Alin Rad Pop with Novell (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2009-2456 since 07/14/2009. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Python. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 39805 (Novell eDirectory < 8.8 SP5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

Upgrading to version 8.8 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (51705) and Tenable (39805). The entries 45031, 45030, 45029 and 45028 are pretty similar.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 39805
Nessus Name: Novell eDirectory < 8.8 SP5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 900901
OpenVAS Name: Novell eDirectory Multiple Vulnerabilities - Jul09 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: eDirectory 8.8

Timelineinfo

07/14/2009 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/14/2009 +0 days 🔍
07/20/2009 +5 days 🔍
03/17/2015 +2066 days 🔍
08/12/2021 +2340 days 🔍

Sourcesinfo

Vendor: novell.com

Advisory: securityfocus.com⛔
Researcher: Alin Rad Pop
Organization: Novell
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-2456 (🔍)
X-Force: 51705
Vulnerability Center: 22911 - Novell eDirectory \x3C 8.8 SP5 Crafted Wildcard Characters in LDAP Request Remote Dos Vulnerability, High
SecurityFocus: 35666 - Novell eDirectory Multiple Vulnerabilities
Secunia: 34160 - Novell eDirectory Multiple Vulnerabilities, Moderately Critical
OSVDB: 55848 - Novell eDirectory DS\NDSD Component LDAP RDN Multiple Wildcard Handling DoS
Vupen: ADV-2009-1883

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

Entryinfo

Created: 03/17/2015 23:38
Updated: 08/12/2021 12:14
Changes: 03/17/2015 23:38 (65), 02/11/2017 16:47 (19), 08/12/2021 12:14 (3)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!