Insecure Trust of DSA-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11166)
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 discovered in Bitdefender Total Security HTTPS scanning functionality that results in the improper trust of certificates issued using the DSA signature algorithm. The product does not properly check the certificate chain, allowing an attacker to establish MITM SSL connections to arbitrary sites using a DSA-signed certificate.
Why it matters now
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Bitdefender | Total Security | before 27.0.25.115 | 27.0.25.115 | Patch available | CNA |
- Total Security VendorBitdefender Affected before 27.0.25.115 Fixed in 27.0.25.115 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:* | before 27.0.25.115 | Vulnerable | Bitdefender |
- 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
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Bitdefender Total Security 27.0.25.115
5 records Highest priority Priority LOW 5 LOW
Other records, highest priority first
- TI-2023-27068 Insecure Trust of certificates using collision hash functions in Bitdefender Total Security HTTPS Scanning (VA-11239)Priority LOW 39
- TI-2023-05579 HTTPS Certificate Validation Issue in Bitdefender Safepay (VA-11167)Priority LOW 39
- TI-2023-05577 Insecure Trust of Self-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11164)Priority LOW 39
Timeline
- 2026-10-02 Threatist record created from CVE-2023-6057
- 2026-10-03 Alias added: GHSA-hm9p-89r4-c9g7
References
More Bitdefender Total Security vulnerabilities
- 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-2023-27071 Insecure Trust of Basic Constraints certificate in Bitdefender Total Security HTTPS Scanning (VA-11210) CVSS 4.0HIGH 8.6
- 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-2023-05577 Insecure Trust of Self-Signed Certificates in Bitdefender Total Security HTTPS Scanning (VA-11164) CVSS 4.0HIGH 8.6
Sources
- CVE-2023-6057 · CVE Program
- CVE-2023-6057 · NVD
- FIRST EPSS
- GHSA-hm9p-89r4-c9g7 · GitHub Advisory Database · CC BY 4.0
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