CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.9 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Microsoft Internet Explorer 5.5 (Web Browser). This vulnerability affects some unknown processing of the component CLSID Handler. The manipulation with an unknown input leads to a authentication spoofing vulnerability. The CWE definition for the vulnerability is CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:
Internet Explorer 5.5 does not display the Class ID (CLSID) when it is at the end of the file name, which could allow attackers to trick the user into executing dangerous programs by making it appear that the document is of a safe file type.
The issue has been introduced in 07/08/2000. The weakness was published 04/16/2001 by Georgi Guninski as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2001-0643. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.
After immediately, there has been an exploit disclosed. It is possible to download the exploit at guninski.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 282 days. During that time the estimated underground price was around $5k-$25k.
Upgrading eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 2634.
The vulnerability is also documented in the vulnerability database at X-Force (6426).
Product
Type
Vendor
Name
Version
License
Support
- end of life
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 5.9
VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
Exploiting
Class: Authentication spoofingCWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
TippingPoint: 🔍
Timeline
07/08/2000 🔍04/16/2001 🔍
04/16/2001 🔍
04/16/2001 🔍
04/17/2001 🔍
09/20/2001 🔍
04/09/2004 🔍
05/09/2005 🔍
07/09/2014 🔍
04/07/2017 🔍
Sources
Vendor: microsoft.comAdvisory: securityfocus.com⛔
Researcher: Georgi Guninski
Status: Not defined
CVE: CVE-2001-0643 (🔍)
X-Force: 6426 - Microsoft Internet Explorer altering CLSID action allows malicious file execution
Vulnerability Center: 7892 - Microsoft Internet Explorer and Windows Explorer Allow Code Execution via Altering CLSID Action, Critical
SecurityFocus: 2612 - MS Windows Explorer and Internet Explorer CLSID File Execution Vulnerability
OSVDB: 7858 - Microsoft IE CLSID Alteration Arbitrary Command Execution
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/09/2014 12:27Updated: 04/07/2017 12:06
Changes: 07/09/2014 12:27 (73), 04/07/2017 12:06 (1)
Complete: 🔍
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