Microsoft Internet Explorer 5.5/6.0 about URL Cookie privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer 5.5/6.0. It has been rated as critical. The affected element is an unknown function of the component about URL Handler. Performing a manipulation results in privileges management (Cookie). This vulnerability is identified as CVE-2001-0722. The attack can be initiated remotely. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 5.5/6.0 (Web Browser). This affects an unknown function of the component about URL Handler. The manipulation with an unknown input leads to a privileges management vulnerability (Cookie). CWE is classifying the issue as 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. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

Internet Explorer 5.5 and 6.0 allows remote attackers to read and modify user cookies via Javascript in an about: URL, aka the "First Cookie Handling Vulnerability."

The issue has been introduced in 07/08/2000. The weakness was released 11/08/2001 by Jouko Pynnonen as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2001-0722. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is shared for download at archives.neohapsis.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 488 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (7486), Exploit-DB (21144), SecurityFocus (BID 3513†), OSVDB (1982†) and Vulnerability Center (SBV-3087†). Entry connected to this vulnerability is available at VDB-17594. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Cookie
Class: Privileges management / Cookie
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/08/2000 🔍
11/08/2001 +488 days 🔍
11/09/2001 +1 days 🔍
12/06/2001 +27 days 🔍
12/06/2001 +0 days 🔍
02/21/2003 +442 days 🔍
12/07/2003 +288 days 🔍
07/10/2014 +3868 days 🔍
04/02/2025 +3919 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: Jouko Pynnonen
Status: Confirmed

CVE: CVE-2001-0722 (🔍)
GCVE (CVE): GCVE-0-2001-0722
GCVE (VulDB): GCVE-100-17661
X-Force: 7486 - Microsoft Internet Explorer \
SecurityFocus: 3513 - Microsoft Internet Explorer Cookie Disclosure/Modification Vulnerability
OSVDB: 1982 - Microsoft IE Cookie Disclosure/Modification
Vulnerability Center: 3087 - [MS01-055] Internet Explorer 5.5 and 6.0 Allow Access to Cookies Files, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/10/2014 17:00
Updated: 04/02/2025 05:04
Changes: 07/10/2014 17:00 (73), 04/07/2017 12:06 (1), 04/02/2025 05:04 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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