Novell Client up to 4.91 SP2 on Windows ndppnt.dll memory corruption

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.
7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Novell Client up to 4.91 SP2 on Windows. It has been rated as critical. The affected element is an unknown function in the library ndppnt.dll. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2006-6307. The attack may be initiated remotely. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Novell Client up to 4.91 SP2 on Windows and classified as critical. This issue affects an unknown function in the library ndppnt.dll. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

srvloc.sys in Novell Client for Windows before 4.91 SP3 allows remote attackers to cause an unspecified denial of service via a crafted packet to port 427 that triggers an access of pageable or invalid addresses using a higher interrupt request level (IRQL) than necessary.

The weakness was presented 12/07/2006 by Tyler Krpata with Novell (Website). It is possible to read the advisory at support.novell.com. The identification of this vulnerability is CVE-2006-6307. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 23970 (Novell Client srvloc.sys Crafted Packet Unspecified Remote DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at support.novell.com.

The vulnerability is also documented in the databases at X-Force (30712), Tenable (23970), SecurityFocus (BID 21430†), Secunia (SA23244†) and Vulnerability Center (SBV-13848†). See VDB-2722 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 23970
Nessus Name: Novell Client srvloc.sys Crafted Packet Unspecified Remote DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍
Patch: support.novell.com

Timelineinfo

11/29/2006 🔍
12/04/2006 +5 days 🔍
12/05/2006 +0 days 🔍
12/05/2006 +0 days 🔍
12/07/2006 +2 days 🔍
12/11/2006 +4 days 🔍
01/03/2007 +23 days 🔍
01/07/2007 +4 days 🔍
03/13/2021 +5179 days 🔍

Sourcesinfo

Vendor: novell.com

Advisory: support.novell.com
Researcher: Tyler Krpata
Organization: Novell
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-6307 (🔍)
GCVE (CVE): GCVE-0-2006-6307
GCVE (VulDB): GCVE-100-2723
X-Force: 30712
SecurityFocus: 21430 - Novell Client SRVLOC.SYS Remote Denial of Service Vulnerability
Secunia: 23244 - Novell Client srvloc.sys Denial of Service Vulnerability, Less Critical
Vulnerability Center: 13848 - Novell Client Denial of Service Vulnerability in srvloc.sys, Medium

See also: 🔍

Entryinfo

Created: 12/11/2006 10:42
Updated: 03/13/2021 16:13
Changes: 12/11/2006 10:42 (70), 06/07/2019 14:14 (9), 03/13/2021 16:10 (3), 03/13/2021 16:13 (1)
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 ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!