TIBCO RendezVous 7.4.11 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 (≈)
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
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2.8$0-$5k0.00

A vulnerability has been found in TIBCO RendezVous 7.4.11 and classified as problematic. Affected by this vulnerability is an unknown code. 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. The summary by CVE is:

TIBCO RendezVous 7.4.11 and earlier logs base64-encoded usernames and passwords in rvrd.db, which allows local users to obtain sensitive information by decoding the log file.

The weakness was disclosed 09/11/2006 by Andres Tarasco (Website). The advisory is shared at vupen.com. This vulnerability is known as CVE-2006-4676 since 09/11/2006. The exploitation appears to be difficult. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

A public exploit has been developed by Andres Tarasco and been published even before and not after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $0-$5k.

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 vulnerability database at Exploit-DB (2284).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.8

VulDB Base Score: 2.9
VulDB Temp Score: 2.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Local: Yes
Remote: No

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

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/01/2006 🔍
09/01/2006 +0 days 🔍
09/07/2006 +6 days 🔍
09/07/2006 +0 days 🔍
09/11/2006 +4 days 🔍
09/11/2006 +0 days 🔍
09/11/2006 +0 days 🔍
03/12/2015 +3104 days 🔍
08/03/2018 +1240 days 🔍

Sourcesinfo

Vendor: tibco.com

Advisory: vupen.com⛔
Researcher: Andres Tarasco
Status: Confirmed

CVE: CVE-2006-4676 (🔍)
SecurityFocus: 19883 - TIBCO Rendezvous Rvrd.DB Information Disclosure Vulnerability
Secunia: 21748 - TIBCO Rendezvous "rvrd.db" Exposure of User Credentials, Less Critical
Vupen: ADV-2006-3497

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

Entryinfo

Created: 03/12/2015 15:51
Updated: 08/03/2018 06:43
Changes: 03/12/2015 15:51 (51), 08/03/2018 06:43 (12)
Complete: 🔍

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