Novell eDirectory 8.7.3.9/8.8.2 dhost.exe resource management

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

Summaryinfo

A vulnerability identified as problematic has been detected in Novell eDirectory 8.7.3.9/8.8.2. The impacted element is an unknown function of the file dhost.exe. The manipulation leads to resource management. This vulnerability is traded as CVE-2008-0927. Furthermore, there is an exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Novell eDirectory 8.7.3.9/8.8.2 (Directory Service Software). It has been rated as problematic. This issue affects some unknown functionality of the file dhost.exe. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

dhost.exe in Novell eDirectory 8.7.3 before sp10 and 8.8.2 allows remote attackers to cause a denial of service (CPU consumption) via an HTTP request with (1) multiple Connection headers or (2) a Connection header with multiple comma-separated values. NOTE: this might be similar to CVE-2008-1777.

The bug was discovered 04/02/2008. The weakness was shared 04/14/2008 by Nicob (Website). It is possible to read the advisory at xforce.iss.net. The identification of this vulnerability is CVE-2008-0927 since 02/25/2008. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed by Nicob and been published 3 weeks after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 31863 (Novell eDirectory Host Environment Service (dhost.exe) HTTP Connection Header DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Denial of Service and running in the context r.

Upgrading to version 8.7.3.9 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8904.

The vulnerability is also documented in the databases at X-Force (41787), Exploit-DB (5547), Tenable (31863), SecurityFocus (BID 28757†) and OSVDB (44035†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Nicob
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 31863
Nessus Name: Novell eDirectory Host Environment Service (dhost.exe) HTTP Connection Header DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: eDirectory 8.7.3.9
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

02/25/2008 🔍
04/02/2008 +37 days 🔍
04/11/2008 +9 days 🔍
04/11/2008 +0 days 🔍
04/14/2008 +3 days 🔍
04/14/2008 +0 days 🔍
04/14/2008 +0 days 🔍
04/16/2008 +2 days 🔍
04/21/2008 +5 days 🔍
05/05/2008 +14 days 🔍
05/05/2008 +0 days 🔍
03/16/2015 +2506 days 🔍
10/21/2024 +3507 days 🔍

Sourcesinfo

Vendor: novell.com

Advisory: xforce.iss.net
Researcher: Nicob
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-0927 (🔍)
GCVE (CVE): GCVE-0-2008-0927
GCVE (VulDB): GCVE-100-41939
X-Force: 41787
SecurityFocus: 28757 - Novell eDirectory HTTP 'Connection' Header Denial Of Service Vulnerability
Secunia: 29805
OSVDB: 44035 - Novell eDirectory iMonitor denial of service
SecurityTracker: 1019836
Vulnerability Center: 18232 - Novell eDirectory Denial of Service via Crafted \, Medium
Vupen: ADV-2008-1217

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

Entryinfo

Created: 03/16/2015 17:00
Updated: 10/21/2024 11:55
Changes: 03/16/2015 17:00 (83), 08/08/2019 18:19 (11), 10/21/2024 11:55 (17)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!