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CVE-2020-8095— Bitdefender Total Security Link Resolution Denial-of-Service Vulnerability

Quick assessment

Affected
Bitdefender Bitdefender Total Security 2020
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.

Bitdefender Total Security是罗马尼亚Bitdefender公司的一款应用于PC端的主动威胁防护软件。该软件具有防病毒，防火墙，反间谍软件，隐私控制，家长控制功能。还包括System TuneUp等功能。 Bitdefender Total Security 2020中存在后置链接漏洞。该漏洞源于网络系统或产品未正确过滤表示非预期资源的链接或者快捷方式的文件名。攻击者可利用该漏洞访问非法的文件路径。

CVSS 4.9 · Medium EPSS 0.47% · P39

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-8095

Vulnerability Information
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Vulnerability Title
Bitdefender Total Security Link Resolution Denial-of-Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the improper handling of junctions before deletion in Bitdefender Total Security 2020 can allow an attacker to to trigger a denial of service on the affected device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H
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
Bitdefender Total Security 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bitdefender Total Security是罗马尼亚Bitdefender公司的一款应用于PC端的主动威胁防护软件。该软件具有防病毒，防火墙，反间谍软件，隐私控制，家长控制功能。还包括System TuneUp等功能。 Bitdefender Total Security 2020中存在后置链接漏洞。该漏洞源于网络系统或产品未正确过滤表示非预期资源的链接或者快捷方式的文件名。攻击者可利用该漏洞访问非法的文件路径。
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
Bitdefender Bitdefender Total Security 2020 unspecified ~ 24.9 -

II. Public POCs for CVE-2020-8095

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III. Intelligence Information for CVE-2020-8095

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Other References for CVE-2020-8095 (1)

IV. Related Vulnerabilities

Same product: Bitdefender Total Security 2020
Same vendor: Bitdefender
Same weakness: CWE-59

V. Comments for CVE-2020-8095

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