How severe is CVE-2023-49567?

CVE-2023-49567 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-49567 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49567?

CVE-2023-49567 affects Bitdefender Total Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49567?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-49567 have an EU (EUVD) identifier?

Yes. CVE-2023-49567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53522.

When was CVE-2023-49567 published?

CVE-2023-49567 was published on 2024-10-18 and last updated on 2026-06-17.

CVE-2023-49567

CVE-2023-49567 is a medium-severity vulnerability in Bitdefender Total Security with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-295.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v4: 8.6
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53522
Weakness: CWE-295
Affected product: Bitdefender Total Security
Published: 2024-10-18
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-49567?: 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.
How severe is CVE-2023-49567?: CVE-2023-49567 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-49567 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49567?: CVE-2023-49567 affects Bitdefender Total Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49567?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-49567 have an EU (EUVD) identifier?: Yes. CVE-2023-49567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53522.
When was CVE-2023-49567 published?: CVE-2023-49567 was published on 2024-10-18 and last updated on 2026-06-17.

References

https://www.bitdefender.com/support/security-advisories/insecure-trust-of-certificates-using-collision-hash-functions-in-bitdefender-total-security-https-scanning-va-11239/

Affected products (1)

cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*

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