Heiko Stamer LibTMCG 1.0/1.0.1/1.1 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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Heiko Stamer LibTMCG 1.0/1.0.1/1.1. This impacts an unknown function. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2007-2640. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Heiko Stamer LibTMCG 1.0/1.0.1/1.1 and classified as critical. This vulnerability affects an unknown part. 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:

LibTMCG before 1.1.1 does not perform a range check to avoid "trivial group generators," which allows attackers to obtain sensitive information about private cards.

The weakness was published 05/05/2007 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2007-2640 since 05/13/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

It is declared as proof-of-concept.

Upgrading to version 1.1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (34235), SecurityFocus (BID 23930†), OSVDB (34772†) and Secunia (SA25317†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Heiko Stamer

Name

LibTMCG

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
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: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: LibTMCG 1.1.1

Timelineinfo

05/05/2007 🔍
05/11/2007 +5 days 🔍
05/13/2007 +2 days 🔍
05/13/2007 +0 days 🔍
05/18/2007 +5 days 🔍
03/13/2015 +2855 days 🔍
08/31/2018 +1267 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-2640 (🔍)
GCVE (CVE): GCVE-0-2007-2640
GCVE (VulDB): GCVE-100-36760
X-Force: 34235 - LibTMCG trivial group generator information disclosure
SecurityFocus: 23930
Secunia: 25317
OSVDB: 34772 - LibTMCG Trivial Group Generation Private Card Disclosure
Vupen: ADV-2007-1760

Entryinfo

Created: 03/13/2015 14:56
Updated: 08/31/2018 09:57
Changes: 03/13/2015 14:56 (51), 08/31/2018 09:57 (8)
Complete: 🔍
Cache ID: 216::103

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