Neoteris Instant Virtual Extranet 3.x LDAP Authentication changepassword.cgi information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
4.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Neoteris Instant Virtual Extranet 3.x. The affected element is an unknown function of the file changepassword.cgi of the component LDAP Authentication. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2004-0939. Furthermore, an exploit is available. Additional authentication should be implemented.

Detailsinfo

A vulnerability was found in Neoteris Instant Virtual Extranet 3.x. It has been declared as problematic. This vulnerability affects an unknown functionality of the file changepassword.cgi of the component LDAP Authentication. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

changepassword.cgi in Neoteris Instant Virtual Extranet (IVE) 3.x and 4.x, with LDAP authentication or NT domain authentication enabled, does not limit the number of times a bad password can be entered, which allows remote attackers to guess passwords via a brute force attack.

The bug was discovered 07/23/2004. The weakness was published 10/06/2004 by Jian Hui Wang as not defined posting (Bugtraq). The advisory is shared for download at marc.theaimsgroup.com. This vulnerability was named CVE-2004-0939 since 10/06/2004. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 17 days. During that time the estimated underground price was around $0-$5k.

It is possible to mitigate the problem by adding an authentication mechanism.

The vulnerability is also documented in the databases at X-Force (17629), OSVDB (8365†), Secunia (SA12752†) and SecurityTracker (ID 1011552†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.5

VulDB Base Score: 5.3
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Authentication
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

07/23/2004 🔍
08/08/2004 +16 days 🔍
10/06/2004 +58 days 🔍
10/06/2004 +0 days 🔍
10/06/2004 +0 days 🔍
10/06/2004 +0 days 🔍
10/07/2004 +1 days 🔍
02/09/2005 +125 days 🔍
03/10/2015 +3681 days 🔍
07/21/2017 +864 days 🔍

Sourcesinfo

Advisory: marc.theaimsgroup.com
Researcher: Jian Hui Wang
Status: Not defined

CVE: CVE-2004-0939 (🔍)
GCVE (CVE): GCVE-0-2004-0939
GCVE (VulDB): GCVE-100-23920
X-Force: 17629 - Neotetris Instant Virtual Extranet (IVE) password brute force
Secunia: 12752 - Neoteris IVE changepassword.cgi Brute Force Weakness, Not Critical
OSVDB: 8365 - Neoteris IVE changepassword.cgi Brute Force Attack
SecurityTracker: 1011552 - Juniper NetScreen IVE Lets Remote Users Conduct Brute-Force Password Guessing Attacks

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

Entryinfo

Created: 03/10/2015 15:27
Updated: 07/21/2017 10:23
Changes: 03/10/2015 15:27 (61), 07/21/2017 10:23 (7)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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