avast Antivirus Professional up to 4.7.1042 ashWsFtr.dll privileges management

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in avast Antivirus Professional up to 4.7.1042. This affects an unknown part in the library ashWsFtr.dll. Executing a manipulation can lead to privileges management. This vulnerability appears as CVE-2009-3524. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in avast Antivirus Professional up to 4.7.1042 (Anti-Malware Software). This vulnerability affects an unknown functionality in the library ashWsFtr.dll. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Unspecified vulnerability in ashWsFtr.dll in avast! Home and Professional for Windows before 4.8.1356 has unknown impact and local attack vectors.

The weakness was presented 09/25/2009 (Website). The advisory is available at avast.com. This vulnerability was named CVE-2009-3524. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 42261 (avast! Professional Edition < 4.8.1356 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading to version 4.7.1043 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (42261), SecurityFocus (BID 36796†), OSVDB (58403†), Secunia (SA36858†) and Vulnerability Center (SBV-23914†). See VDB-3496, VDB-50337 and VDB-50336 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 42261
Nessus Name: avast! Professional Edition < 4.8.1356 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801111
OpenVAS Name: avast! Multiple Vulnerabilities - Oct09 (Win)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Antivirus Professional 4.7.1043

Timelineinfo

09/25/2009 🔍
09/25/2009 +0 days 🔍
09/29/2009 +4 days 🔍
10/01/2009 +1 days 🔍
10/01/2009 +0 days 🔍
10/01/2009 +0 days 🔍
10/22/2009 +21 days 🔍
11/03/2009 +12 days 🔍
03/18/2015 +1961 days 🔍
04/23/2025 +3688 days 🔍

Sourcesinfo

Advisory: avast.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-3524 (🔍)
GCVE (CVE): GCVE-0-2009-3524
GCVE (VulDB): GCVE-100-50338

OVAL: 🔍

SecurityFocus: 36796 - Avast! Insecure Program File Permissions Local Privilege Escalation Vulnerability
Secunia: 36858
OSVDB: 58403 - avast! Home / Professional for Windows avast4.ini ashWsFtr.dll Subversion Local Privilege Escalation
Vulnerability Center: 23914 - Avast! Home and Professional for Windows Prior to 4.8.1356 Local Privilege Escalation Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 04/23/2025 01:57
Changes: 03/18/2015 15:15 (64), 02/16/2017 10:09 (8), 08/23/2021 13:16 (4), 08/23/2021 13:23 (1), 04/23/2025 01:57 (17)
Complete: 🔍
Cache ID: 216::103

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