Microsoft Internet Explorer/Outlook Express 5.01 Javascript 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.
4.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Microsoft Internet Explorer and Outlook Express 5.01. This issue affects some unknown processing of the component Javascript. This manipulation causes privileges management. This vulnerability appears as CVE-2000-0105. The attack may be initiated remotely. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Microsoft Internet Explorer and Outlook Express 5.01 (Web Browser). Affected by this vulnerability is some unknown functionality of the component Javascript. 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. The summary by CVE is:

Outlook Express 5.01 and Internet Explorer 5.01 allow remote attackers to view a user s email messages via a script that accesses a variable that references subsequent email messages that are read by the client.

The weakness was presented 02/01/2000 by Georgi Guninski (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2000-0105. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (4018), Exploit-DB (19738), SecurityFocus (BID 962†) and Vulnerability Center (SBV-2420†). See VDB-15784 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/01/2000 🔍
02/01/2000 +0 days 🔍
02/01/2000 +0 days 🔍
02/01/2000 +0 days 🔍
10/14/2003 +1351 days 🔍
06/23/2014 +3905 days 🔍
05/31/2025 +3995 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Researcher: Georgi Guninski
Status: Confirmed

CVE: CVE-2000-0105 (🔍)
GCVE (CVE): GCVE-0-2000-0105
GCVE (VulDB): GCVE-100-15283
X-Force: 4018
SecurityFocus: 962 - MS Outlook Express 5 Javascript Email Access Vulnerability
Vulnerability Center: 2420 - Outlook Express 5.01 and Internet Explorer 5.01 Javascript Vulnerability, Medium

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

Entryinfo

Created: 06/23/2014 16:38
Updated: 05/31/2025 17:14
Changes: 06/23/2014 16:38 (42), 04/07/2017 12:06 (20), 05/31/2025 17:14 (26)
Complete: 🔍
Cache ID: 216:FF3:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!