Microsoft Wordperfect Converter Corel Wordperfect File memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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6.6 | $0-$5k | 0.00 |
A vulnerability was found in Microsoft Wordperfect Converter (Word Processing Software) (the affected version unknown). It has been rated as critical. Affected by this issue is an unknown part of the component Corel Wordperfect File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Buffer overflow in Microsoft Wordperfect Converter allows remote attackers to execute arbitrary code via modified data offset and data size parameters in a Corel WordPerfect file.
The weakness was published 09/03/2003 by Yuji Ukai as MS03-036 as confirmed bulletin (Technet). The advisory is available at microsoft.com. This vulnerability is handled as CVE-2003-0666 since 08/07/2003. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.
A public exploit has been developed by valgasu and been published immediately after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.
Applying the patch MS03-036 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 2407.
The vulnerability is also documented in the databases at X-Force (13091) and Exploit-DB (92).
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: valgasu
Download: 🔍
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Threat Intelligence
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Countermeasures
Recommended: PatchStatus: 🔍
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Exploit Delay Time: 🔍
Patch: MS03-036
TippingPoint: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍
PaloAlto IPS: 🔍
Timeline
08/07/2003 🔍09/03/2003 🔍
09/03/2003 🔍
09/03/2003 🔍
09/03/2003 🔍
09/06/2003 🔍
10/16/2003 🔍
10/20/2003 🔍
04/09/2004 🔍
08/15/2014 🔍
08/29/2017 🔍
Sources
Vendor: microsoft.comAdvisory: MS03-036
Researcher: Yuji Ukai
Status: Confirmed
CVE: CVE-2003-0666 (🔍)
X-Force: 13091
Vulnerability Center: 2533 - [MS03-036] Buffer Overflow in WordPerfect to Word Converter, Medium
SecurityFocus: 8538 - Microsoft WordPerfect Converter Buffer Overrun Vulnerability
OSVDB: 10006 - Microsoft WordPerfect Converter Corel File Multiple Parameter Remote Overflow
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 08/15/2014 14:19Updated: 08/29/2017 08:54
Changes: 08/15/2014 14:19 (62), 08/29/2017 08:54 (15)
Complete: 🔍
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