VDB-14484 · CVE-1999-1453 · EDB 19164

Microsoft Internet Explorer 4.0 Clipboard Paste information disclosure

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.
3.9	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Microsoft Internet Explorer 4.0. This affects an unknown function of the component Clipboard Paste Handler. The manipulation results in information disclosure. This vulnerability is cataloged as CVE-1999-1453. The attack may be launched remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Internet Explorer 4.0 (Web Browser). Affected is an unknown functionality of the component Clipboard Paste Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Internet Explorer 4 allows remote attackers (malicious web site operators) to read the contents of the clipboard via the Internet WebBrowser ActiveX object.

The issue has been introduced in 04/01/1997. The weakness was shared 02/02/1999 by Carlos Garcia Cuartango as not defined posting (NTBugtraq). The advisory is shared for download at marc.theaimsgroup.com. This vulnerability is traded as CVE-1999-1453. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 672 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 5.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19164) and SecurityFocus (BID 215†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Web Browser

Vendor

Microsoft

Name

Internet Explorer

Version

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: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
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: 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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Internet Explorer 5.0

Timelineinfo

04/01/1997 🔍
01/21/1999 +660 days 🔍
02/02/1999 +12 days 🔍
02/02/1999 +0 days 🔍
06/20/2014 +5617 days 🔍
02/17/2025 +3895 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: marc.theaimsgroup.com
Researcher: Carlos Garcia Cuartango
Status: Confirmed

CVE: CVE-1999-1453 (🔍)
GCVE (CVE): GCVE-0-1999-1453
GCVE (VulDB): GCVE-100-14484
SecurityFocus: 215 - Microsoft IE4 Clipboard Paste Vulnerability

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

Entryinfo

Created: 06/20/2014 16:30
Updated: 02/17/2025 08:11
Changes: 06/20/2014 16:30 (44), 04/07/2017 12:05 (13), 02/17/2025 08:11 (26)
Complete: 🔍
Cache ID: 216:FED:103