T. Hauck Jana Web Server up to 1.4.6/2.2.1 User information disclosure

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 (≈)
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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.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in T. Hauck Jana Web Server up to 1.4.6/2.2.1. It has been rated as problematic. This affects an unknown part. The manipulation leads to information disclosure (User). This vulnerability is uniquely identified as CVE-2002-1064. No exploit exists.

Detailsinfo

A vulnerability was found in T. Hauck Jana Web Server up to 1.4.6/2.2.1 (Web Server) and classified as problematic. This issue affects an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability (User). Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Thomas Hauck Jana Server 2.x through 2.2.1, and 1.4.6 and earlier, generates different responses for valid and invalid usernames, which allows remote attackers to identify valid users on the server.

The bug was discovered 07/26/2002. The weakness was disclosed 10/04/2002 by 3APA3A as not defined posting (Bugtraq). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-2002-1064. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 70 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 50047 (T. Hauck Jana Server POP3 Gateway Username Enumeration Vulnerability).

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 (9688), SecurityFocus (BID 5326†), OSVDB (12226†) and Vulnerability Center (SBV-6369†). The entries VDB-18974, VDB-18975, VDB-18976 and VDB-18978 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

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: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/26/2002 🔍
07/26/2002 +0 days 🔍
10/04/2002 +70 days 🔍
10/04/2002 +0 days 🔍
10/04/2002 +0 days 🔍
12/09/2004 +797 days 🔍
07/29/2014 +3519 days 🔍
09/09/2025 +4060 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: 3APA3A
Status: Not defined

CVE: CVE-2002-1064 (🔍)
GCVE (CVE): GCVE-0-2002-1064
GCVE (VulDB): GCVE-100-18977
X-Force: 9688
SecurityFocus: 5326 - T. Hauck Jana Server POP3 Gateway Username Enumeration Vulnerability
OSVDB: 12226 - T. Hauck - Jana Server - POP3 Gateway Username Enumeration Vulnerability
Vulnerability Center: 6369 - T. Hauck Jana Webserver Could Allow Brute Force Attack, Medium

See also: 🔍

Entryinfo

Created: 07/29/2014 13:22
Updated: 09/09/2025 06:00
Changes: 07/29/2014 13:22 (61), 06/04/2019 09:26 (3), 09/09/2025 06:00 (18)
Complete: 🔍
Cache ID: 216::103

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

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