Microsoft Internet Explorer up to 6 Event information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer up to 6. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Event Handler. The manipulation leads to information disclosure. This vulnerability is traded as CVE-2004-2383. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is recommended that the affected component be replaced with an alternative.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer up to 6 (Web Browser). It has been rated as critical. This issue affects an unknown function of the component Event Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Microsoft Internet Explorer 5.0 through 6.0 allows remote attackers to bypass cross-frame scripting restrictions and capture keyboard events from other domains via an HTML document with Javascript that is outside a frameset that includes the target domain, then forcing the frameset to maintain focus. NOTE: the discloser claimed that the vendor does not categorize this as a vulnerability, but it can be used in a spoofing scenario; the discloser provides alternate scenarios. Spoofing scenarios are currently included in CVE.

The weakness was shared 02/27/2004 with iDEFENSE (Website). It is possible to read the advisory at idefense.com. The identification of this vulnerability is CVE-2004-2383 since 08/16/2005. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The exploit is available at idefense.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The problem might be mitigated by replacing the product with as an alternative. The best possible mitigation is suggested to be establishing an alternative product.

The vulnerability is also documented in the databases at X-Force (15337), Exploit-DB (23766), SecurityFocus (BID 9761†), OSVDB (4078†) and Secunia (SA10996†). microsoft.com is providing further details. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
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

Class: Information disclosure
CWE: CWE-200 / CWE-284 / 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: Alternative
Status: 🔍

0-Day Time: 🔍

Patch: microsoft.com

Timelineinfo

02/27/2004 🔍
02/27/2004 +0 days 🔍
02/27/2004 +0 days 🔍
03/02/2004 +3 days 🔍
12/31/2004 +304 days 🔍
08/16/2005 +228 days 🔍
09/16/2025 +7336 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: idefense.com⛔
Researcher: http://www.idefense.com
Organization: iDEFENSE
Status: Confirmed

CVE: CVE-2004-2383 (🔍)
GCVE (CVE): GCVE-0-2004-2383
GCVE (VulDB): GCVE-100-539
X-Force: 15337 - Microsoft Internet Explorer cross-frame domain restrictions bypass, Medium Risk
SecurityFocus: 9761 - Microsoft Internet Explorer Cross-Domain Event Leakage Vulnerability
Secunia: 10996 - Internet Explorer Cross Frame Scripting Restriction Bypass, Less Critical
OSVDB: 4078
SecuriTeam: securiteam.com

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

Entryinfo

Created: 03/02/2004 12:32
Updated: 09/16/2025 14:33
Changes: 03/02/2004 12:32 (56), 04/07/2017 12:00 (19), 03/09/2021 12:13 (3), 09/16/2025 14:33 (21)
Complete: 🔍
Cache ID: 216::103

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