Microsoft Internet Explorer up to 6 HTML Render Engine HR align memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer up to 6 (Web Browser). Affected is an unknown functionality of the component HTML Render Engine. The manipulation of the argument HR align
with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Buffer overflow in the HTML Converter (HTML32.cnv) on various Windows operating systems allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via cut-and-paste operation, as demonstrated in Internet Explorer 5.0 using a long "align" argument in an HR tag.
The weakness was published 06/22/2003 by Digital Scream with xakep.ru as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2003-0469 since 06/26/2003. 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 and a public exploit are known.
The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 11878 (MS03-023: Buffer Overrun In HTML Converter Could Allow Code Execution (823559)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at microsoft.com.
The vulnerability is also documented in the vulnerability database at Tenable (11878). Similar entry is available at 164.
Product
Type
Vendor
Name
Version
License
Support
- end of life
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 5.7
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
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 |
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Nessus ID: 11878
Nessus Name: MS03-023: Buffer Overrun In HTML Converter Could Allow Code Execution (823559)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 11878
OpenVAS Name: Buffer Overrun In HTML Converter Could Allow Code Execution (823559)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: microsoft.com
Timeline
06/22/2003 🔍06/22/2003 🔍
06/26/2003 🔍
08/07/2003 🔍
10/13/2003 🔍
12/12/2003 🔍
03/08/2021 🔍
Sources
Vendor: microsoft.comAdvisory: securityfocus.com⛔
Researcher: Digital Scream
Organization: xakep.ru
Status: Not defined
CVE: CVE-2003-0469 (🔍)
SecurityFocus: 8016 - Microsoft Windows HTML Converter HR Align Buffer Overflow Vulnerability
OSVDB: 2963
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 06/22/2003 02:00Updated: 03/08/2021 12:11
Changes: 06/22/2003 02:00 (59), 06/12/2018 23:20 (22), 03/08/2021 12:11 (2)
Complete: 🔍
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