Symantec WinFax Pro 10.3 Fax Viewer ActiveX memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Symantec WinFax Pro 10.3. This issue affects some unknown processing of the component Fax Viewer ActiveX. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2009-2570. Furthermore, there is an exploit available. It is best to disable the affected component.

Detailsinfo

A vulnerability has been found in Symantec WinFax Pro 10.3 and classified as critical. This vulnerability affects some unknown functionality of the component Fax Viewer ActiveX. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in the Symantec.FaxViewerControl.1 ActiveX control in WinFax\DCCFAXVW.DLL in Symantec WinFax Pro 10.03 allows remote attackers to execute arbitrary code via a long argument to the AppendFax method.

The weakness was shared 05/02/2009 by trotzkista with Nine Situations Group (Website). The advisory is shared for download at retrogod.altervista.org. The public release happened without coordination with the vendor. This vulnerability was named CVE-2009-2570 since 07/22/2009. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Nine:Situations:Group and been published before and not just after the advisory. It is possible to download the exploit at retrogod.altervista.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 44418 (MS10-008: Cumulative Security Update of ActiveX Kill Bits (978262)), 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.

The best possible mitigation is suggested to be disabling the affected component.

The vulnerability is also documented in the databases at Exploit-DB (8562), Tenable (44418), SecurityFocus (BID 34766†), OSVDB (54137†) and Secunia (SA34925†). The entry VDB-51812 is related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Nine:Situations:Group
Download: 🔍

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44418
Nessus Name: MS10-008: Cumulative Security Update of ActiveX Kill Bits (978262)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Disable
Status: 🔍

0-Day Time: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

04/29/2009 🔍
04/29/2009 +0 days 🔍
04/29/2009 +0 days 🔍
04/30/2009 +1 days 🔍
04/30/2009 +0 days 🔍
05/02/2009 +1 days 🔍
05/19/2009 +17 days 🔍
07/22/2009 +64 days 🔍
07/22/2009 +0 days 🔍
07/22/2009 +0 days 🔍
10/11/2009 +81 days 🔍
02/09/2010 +121 days 🔍
11/17/2025 +5760 days 🔍

Sourcesinfo

Vendor: symantec.com

Advisory: retrogod.altervista.org
Researcher: trotzkista
Organization: Nine Situations Group
Status: Confirmed

CVE: CVE-2009-2570 (🔍)
GCVE (CVE): GCVE-0-2009-2570
GCVE (VulDB): GCVE-100-3964
SecurityFocus: 34766 - Symantec WinFax Pro 'DCCFAXVW.DLL' Heap Buffer Overflow Vulnerability
Secunia: 34925 - Symantec WinFax Pro Fax Viewer ActiveX Control Buffer Overflow, Highly Critical
OSVDB: 54137 - Symantec WinFax Pro Symantec.FaxViewerControl.1 ActiveX (DCCFAXVW.DLL) AppendFax Method Overflow
SecurityTracker: 1022147 - Symantec WinFax Buffer Overflow Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 23692 - Symantec WinFax Pro 10.03 \x27DCCFAXVW.DLL\x27 Remote Arbitrary Code Execution Vulnerability via AppendFax, High
Vupen: ADV-2009-1221

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

Entryinfo

Created: 05/19/2009 14:33
Updated: 11/17/2025 08:26
Changes: 05/19/2009 14:33 (82), 02/15/2017 09:29 (13), 03/17/2021 09:09 (3), 11/17/2025 08:26 (14)
Complete: 🔍
Cache ID: 216::103

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