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CVE-2023-6055— Improper Certificate Validation in Bitdefender Total Security HTTPS Scanning (VA-11158)

Quick assessment

Affected
Bitdefender Total Security
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是罗马尼亚比特梵德（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存在信任管理问题漏洞，该漏洞源于无法正确验证网站证书。

AI Predicted 7.4 Difficulty: Moderate EPSS 0.24% · P13

Possible ATT&CK Techniques 2 AI

T1063 T1066
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I. Basic Information for CVE-2023-6055

Vulnerability Information
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Vulnerability Title
Improper Certificate Validation in Bitdefender Total Security HTTPS Scanning (VA-11158)
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in Bitdefender Total Security HTTPS scanning functionality where the software fails to properly validate website certificates. Specifically, if a site certificate lacks the "Server Authentication" specification in the Extended Key Usage extension, the product does not verify the certificate's compliance with the site, deeming such certificates as valid. This flaw could allow an attacker to perform a Man-in-the-Middle (MITM) attack, intercepting and potentially altering communications between the user and the website.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Bitdefender Total Security 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bitdefender Total Security是罗马尼亚比特梵德（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存在信任管理问题漏洞，该漏洞源于无法正确验证网站证书。
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 Total Security 0 ~ 27.0.25.115 -

II. Public POCs for CVE-2023-6055

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III. Intelligence Information for CVE-2023-6055

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Same Patch Batch · Bitdefender · 2024-10-18 · 6 CVEs total

CVE-2023-6056 Insecure Trust of Self-Signed Certificates in Bitdefender Total Security HTTPS Scanning (V
CVE-2023-6057 Insecure Trust of DSA-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA
CVE-2023-6058 HTTPS Certificate Validation Issue in Bitdefender Safepay (VA-11167)
CVE-2023-49570 Insecure Trust of Basic Constraints certificate in Bitdefender Total Security HTTPS Scanni
CVE-2023-49567 Insecure Trust of certificates using collision hash functions in Bitdefender Total Securit

IV. Related Vulnerabilities

Same product: Total Security
Same vendor: Bitdefender
Same weakness: CWE-295

V. Comments for CVE-2023-6055

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