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.
5.7	$0-$5k	0.00

A vulnerability was found in SourceForge Creammonkey 0.9/1.0/1.1. It has been declared as critical. Affected by this vulnerability is the function gm_xmlhttprequest. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

Creammonkey 0.9 through 1.1 and GreaseKit 1.2 through 1.3 does not properly prevent access to dangerous functions, which allows remote attackers to read the configuration, modify the configuration, or send an HTTP request via the (1) GM_addStyle, (2) GM_log, (3) GM_openInTab, (4) GM_setValue, (5) GM_getValue, or (6) GM_xmlhttpRequest function within a web page on which a userscript is configured.

The weakness was published 12/26/2007 (Website). The advisory is shared at osvdb.org. This vulnerability is known as CVE-2007-6640 since 01/03/2008. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability is also documented in the vulnerability database at X-Force (39272).

Productinfo

Vendor

• SourceForge

Name

• Creammonkey

Version

• 0.9
• 1.0
• 1.1

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/26/2007 🔍
12/26/2007 +0 days 🔍
12/26/2007 +0 days 🔍
01/03/2008 +7 days 🔍
01/03/2008 +0 days 🔍
03/16/2015 +2629 days 🔍
09/14/2018 +1278 days 🔍

Sourcesinfo

Advisory: osvdb.org⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-6640 (🔍)
X-Force: 39272 - GreaseKit and Creammonkey GM security bypass
Secunia: 28241 - GreaseKit / Creammonkey GM API Vulnerability, Less Critical
OSVDB: 42819 - GreaseKit / Creammonkey API Multiple GM Function Cross-site Request

Entryinfo

Created: 03/16/2015 13:43
Updated: 09/14/2018 08:08
Changes: 03/16/2015 13:43 (52), 09/14/2018 08:08 (5)
Complete: 🔍

Discussion

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