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CVE-2024-7232— Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability

Quick assessment

Affected
Avast Free Antivirus
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Avast Free Antivirus是捷克Avast公司的一套免费的杀毒软件。 Avast Free Antivirus存在后置链接漏洞，该漏洞源于存在本地权限提升问题，可能导致攻击者在受影响的安装上提升权限并执行任意代码。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.39% · P30
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I. Basic Information for CVE-2024-7232

Vulnerability Information
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Vulnerability Title
Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
Avast Free Antivirus 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Avast Free Antivirus是捷克Avast公司的一套免费的杀毒软件。 Avast Free Antivirus存在后置链接漏洞，该漏洞源于存在本地权限提升问题，可能导致攻击者在受影响的安装上提升权限并执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Avast Free Antivirus 23.12.6094 (build 23.12.8700.813) -

II. Public POCs for CVE-2024-7232

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III. Intelligence Information for CVE-2024-7232

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Vendor Advisories for CVE-2024-7232 (1)

Same Patch Batch · Avast · 2024-11-22 · 7 CVEs total

CVE-2024-7231 Avast Cleanup Premium Link Following Local Privilege Escalation Vulnerability
CVE-2024-7233 Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
CVE-2024-7230 Avast Cleanup Premium Link Following Local Privilege Escalation Vulnerability
CVE-2024-7229 Avast Cleanup Premium Link Following Local Privilege Escalation Vulnerability
CVE-2024-7227 Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability
CVE-2024-7228 Avast Free Antivirus Link Following Denial-of-Service Vulnerability

IV. Related Vulnerabilities

Same product: Free Antivirus
Same vendor: Avast
Same weakness: CWE-59

V. Comments for CVE-2024-7232

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