VDB-16603 · CVE-2001-0154 · XFDB 6306

Microsoft Internet Explorer up to 5.5 MIME Type privileges management

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.
7.0	$0-$5k	0.00

A vulnerability was found in Microsoft Internet Explorer up to 5.5 (Web Browser). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component MIME Type Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

HTML e-mail feature in Internet Explorer 5.5 and earlier allows attackers to execute attachments by setting an unusual MIME type for the attachment, which Internet Explorer does not process correctly.

The weakness was presented 03/30/2001 with Microsoft as confirmed advisory (CERT.org). It is possible to read the advisory at cert.org. This vulnerability is known as CVE-2001-0154. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 11135 (Bugbear Worm Detection), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Backdoors.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 3682.

The vulnerability is also documented in the databases at X-Force (6306) and Tenable (11135).

Productinfo

Type

Web Browser

Vendor

Microsoft

Name

Internet Explorer

Version

License

commercial

Support

end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

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

Nessus ID: 11135
Nessus Name: Bugbear Worm Detection
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 11135
OpenVAS Name: Bugbear worm
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 3682
McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/29/2001 🔍
03/30/2001 +1 days 🔍
03/30/2001 +0 days 🔍
05/03/2001 +34 days 🔍
05/03/2001 +0 days 🔍
10/03/2002 +518 days 🔍
02/04/2003 +124 days 🔍
04/09/2004 +429 days 🔍
07/03/2014 +3737 days 🔍
06/25/2021 +2549 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: cert.org
Organization: Microsoft
Status: Confirmed

CVE: CVE-2001-0154 (🔍)
OVAL: 🔍

X-Force: 6306 - Microsoft Internet Explorer HTML emails with incorrect MIME headers could allow execution of code
SecurityTracker: 1001197 - Microsoft Internet Explorer May Automatically Execute Certain E-mail Attachments
Vulnerability Center: 802 - [MS01-020] Microsoft Internet Explorer Improper Processing of Unusual MIME Types Enables Attachment, Medium
SecurityFocus: 2524
OSVDB: 7806 - Microsoft IE HTML E-mail Feature Unusual MIME Type Command Execution

Entryinfo

Created: 07/03/2014 17:04
Updated: 06/25/2021 14:26
Changes: 07/03/2014 17:04 (81), 04/07/2017 12:06 (5), 06/25/2021 14:26 (2)
Complete: 🔍
Cache ID: 3:038:103