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10 vulnerabilities found for Free Antivirus by Avast
CVE-2025-10905 (GCVE-0-2025-10905)
Vulnerability from cvelistv5 – Published: 2025-11-11 15:52 – Updated: 2025-11-12 20:02
VLAI?
Summary
Collision in MiniFilter driver in Avast Software Avast Free Antivirus before 25.9 on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.
Severity ?
4.4 (Medium)
CWE
- CWE-693 - Protection Mechanism Failure
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
0 , < 25.9
(custom)
|
Credits
Dongchan Seo
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CVE-2024-7233 (GCVE-0-2024-7233)
Vulnerability from cvelistv5 – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:54
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23731.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
24.2.6105 (build 24.2.8918.827)
|
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CVE-2024-7232 (GCVE-0-2024-7232)
Vulnerability from cvelistv5 – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:56
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22963.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.12.6094 (build 23.12.8700.813)
|
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CVE-2024-7227 (GCVE-0-2024-7227)
Vulnerability from cvelistv5 – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:55
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22272.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.9.6082
|
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CVE-2024-7228 (GCVE-0-2024-7228)
Vulnerability from cvelistv5 – Published: 2024-11-22 21:11 – Updated: 2024-11-23 01:26
VLAI?
Summary
Avast Free Antivirus Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-22806.
Severity ?
6.1 (Medium)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.11.6090 Build 23.11.8365.809
|
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CVE-2025-10905 (GCVE-0-2025-10905)
Vulnerability from nvd – Published: 2025-11-11 15:52 – Updated: 2025-11-12 20:02
VLAI?
Summary
Collision in MiniFilter driver in Avast Software Avast Free Antivirus before 25.9 on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.
Severity ?
4.4 (Medium)
CWE
- CWE-693 - Protection Mechanism Failure
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
0 , < 25.9
(custom)
|
Credits
Dongchan Seo
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CVE-2024-7233 (GCVE-0-2024-7233)
Vulnerability from nvd – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:54
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23731.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
24.2.6105 (build 24.2.8918.827)
|
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CVE-2024-7232 (GCVE-0-2024-7232)
Vulnerability from nvd – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:56
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22963.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.12.6094 (build 23.12.8700.813)
|
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CVE-2024-7227 (GCVE-0-2024-7227)
Vulnerability from nvd – Published: 2024-11-22 21:11 – Updated: 2024-11-25 16:55
VLAI?
Summary
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22272.
Severity ?
7.8 (High)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.9.6082
|
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CVE-2024-7228 (GCVE-0-2024-7228)
Vulnerability from nvd – Published: 2024-11-22 21:11 – Updated: 2024-11-23 01:26
VLAI?
Summary
Avast Free Antivirus Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Avast Free Antivirus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Avast Service. By creating a symbolic link, an attacker can abuse the service to create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-22806.
Severity ?
6.1 (Medium)
CWE
- CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Avast | Free Antivirus |
Affected:
23.11.6090 Build 23.11.8365.809
|
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