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TI-2023-27071 Aliases CVE-2023-49570GHSA-vx9h-7frf-374v

Insecure Trust of Basic Constraints certificate in Bitdefender Total Security HTTPS Scanning (VA-11210)

Priority LOW 39CWE-295Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
Active
Attack complexity
Low
Attack requirements
Present
Impact type
Spoofing
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-295.

Summary

A vulnerability has been identified in Bitdefender Total Security HTTPS scanning functionality where the software trusts a certificate issued by an entity that isn't authorized to issue certificates. This occurs when the "Basic Constraints" extension in the certificate indicates that it is meant to be an "End Entity”. 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00213 11th percentileScored 2026-11-07
Fix Fixed Total Security (Bitdefender): 27.0.25.115.

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
BitdefenderTotal Securitybefore 27.0.25.115.27.0.25.115.Patch availableCNA
  • Total Security VendorBitdefender Affected before 27.0.25.115. Fixed in 27.0.25.115. Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*before 27.0.25.115VulnerableBitdefender
  • cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:* Versions before 27.0.25.115 Vulnerable ·Bitdefender

Remediation

  • Fix · CNA Total Security (Bitdefender) Fixed in 27.0.25.115.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-49570
  2. 2026-10-03 Alias added: GHSA-vx9h-7frf-374v

References

Advisory 1

  • TI-2007-05541 Unspecified vulnerability in BitDefender allows attackers to execute arbitrary code via… CVSS 3.1CRITICAL 9.8
  • TI-2025-06435 Local Privilege Escalation via Arbitrary File Operation in Bitdefender Total Security CVSS 4.0HIGH 8.8
  • TI-2023-27068 Insecure Trust of certificates using collision hash functions in Bitdefender Total Security HTTPS Scanning (VA-11239) CVSS 4.0HIGH 8.6
  • TI-2023-05579 HTTPS Certificate Validation Issue in Bitdefender Safepay (VA-11167) CVSS 4.0HIGH 8.6
  • TI-2023-05578 Insecure Trust of DSA-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11166) CVSS 4.0HIGH 8.6
  • TI-2023-05577 Insecure Trust of Self-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11164) CVSS 4.0HIGH 8.6
See all 20 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences