EFS Easy Chat Server 2.1 information disclosure

HistoryDiffrelatejsonxmlCTI

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in EFS Easy Chat Server 2.1. Affected by this vulnerability is an unknown functionality. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2006-6933. No exploit exists.

Detailsinfo

A vulnerability was found in EFS Easy Chat Server 2.1 (Chat Software). It has been rated as critical. This issue affects some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. 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:

Easy Chat Server 2.1 stores sensitive information under the web root with insufficient access control, which allows remote attackers to download certain files via direct requests to files such as (1) ServerKey.pem and (2) AcceptIP.txt. NOTE: The provenance of this information is unknown; the details are obtained solely from third party information.

The bug was discovered 11/07/2006. The weakness was disclosed 01/16/2007 (Website). The advisory is shared at secunia.com. The identification of this vulnerability is CVE-2006-6933 since 01/16/2007. 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 86757 (Easy Chat Server Information Disclosure 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 (30075), OSVDB (30225†), Secunia (SA22739†) and Vulnerability Center (SBV-13086†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Chat Software

Vendor

Name

Easy Chat Server

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/07/2006 🔍
11/07/2006 +0 days 🔍
11/07/2006 +0 days 🔍
11/13/2006 +6 days 🔍
01/16/2007 +64 days 🔍
01/16/2007 +0 days 🔍
01/16/2007 +0 days 🔍
03/12/2015 +2977 days 🔍
06/14/2025 +3747 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Status: Not defined

CVE: CVE-2006-6933 (🔍)
GCVE (CVE): GCVE-0-2006-6933
GCVE (VulDB): GCVE-100-34397
X-Force: 30075
Secunia: 22739 - Easy Chat Server Information Disclosure Security Issue, Less Critical
OSVDB: 30225 - CVE-2006-6933 - Easy Chat Server - Information Disclosure Issue
Vulnerability Center: 13086 - Easy Chat Server Information Disclosure due to Improper Permissions on the Web Root Directory, Medium

Entryinfo

Created: 03/12/2015 22:21
Updated: 06/14/2025 21:14
Changes: 03/12/2015 22:21 (58), 07/10/2019 17:29 (3), 06/14/2025 21:14 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.