VDB-17764 · CVE-2001-1218 · BID 3729

Microsoft Internet Explorer 5.0sp1 on Unix Chinese Character denial of service

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.
3.8	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Microsoft Internet Explorer 5.0sp1 on Unix. Affected is an unknown function of the component Chinese Character Handler. Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2001-1218. The attack can only be executed locally. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 5.0sp1 on Unix (Web Browser). It has been declared as problematic. This vulnerability affects an unknown code block of the component Chinese Character Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Microsoft Internet Explorer for Unix 5.0SP1 allows local users to possibly cause a denial of service (crash) in CDE or the X server on Solaris 2.6 by rapidly scrolling Chinese characters or maximizing the window.

The issue has been introduced in 11/08/1999. The weakness was shared 12/20/2001 as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2001-1218. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 773 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 3729†). The entry VDB-17765 is related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Web Browser

Vendor

Microsoft

Name

Internet Explorer

Version

5.0sp1

License

commercial

Support

end of life

Website

Vendor: https://www.microsoft.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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: 🔍

Timelineinfo

11/08/1999 🔍
12/20/2001 +773 days 🔍
12/20/2001 +0 days 🔍
12/20/2001 +0 days 🔍
07/11/2014 +4586 days 🔍
04/07/2017 +1001 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2001-1218 (🔍)
GCVE (CVE): GCVE-0-2001-1218
GCVE (VulDB): GCVE-100-17764
SecurityFocus: 3729 - Microsoft IE for Solaris X Server Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 07/11/2014 11:52
Updated: 04/07/2017 12:06
Changes: 07/11/2014 11:52 (43), 04/07/2017 12:06 (14)
Complete: 🔍
Cache ID: 216::103