CVE-2023-49567
mediumpriority · track · 27EPSS 0.002 · 9 %ileDEEUUSEPSS · scored 2026-10-22
A vulnerability has been identified in the Bitdefender Total Security HTTPS scanning functionality where the product incorrectly checks the site's certificate, which allows an attacker to make MITM SSL connections to an arbitrary site. The product trusts certificates that are issued using the MD5 and SHA1 collision hash functions which allow attackers to create rogue certificates that appear legitimate.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.6–8.6
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-3235Bitdefender Total Security: Mehrere Schwachstellen ermöglichen Umgehen von SicherheitsvorkehrungenDeutsch2024-10-17csaf · cert_bundDE
Ein Angreifer aus einem angrenzenden Netzwerk kann mehrere Schwachstellen in Bitdefender Total Security ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-49567/cnnvd
- https://www.bitdefender.com/support/security-advisories/insecure-trust-of-certificates-using-collision-hash-functions-in-bitdefender-total-security-cnnvd
- https://www.bitdefender.com/support/security-advisories/insecure-trust-of-certificates-using-collision-hash-functions-in-bitdefender-total-security-https-scanning-va-11239/Patchcnnvd
- https://www.bitdefender.com/support/security-advisories/insecure-trust-of-certificates-using-collision-hash-functions-in-bitdefender-total-security-https-scanning-va-11239/enisa_euvd
- https://www.bitdefender.com/support/security-advisories/insecure-trust-of-certificates-using-collision-hash-functions-in-bitdefender-total-security-https-scanning-va-11239/Vendor Advisorynvd
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