CVE-2023-49570
CVE-2023-49570 is a high-severity vulnerability in Bitdefender Total Security with a CVSS 3.x base score of 7.4. 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: High (CVSS 3.x base score 7.4)
- CVSS v4: 8.6
- EPSS exploit prediction: 0% (11th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-53523
- Weakness: CWE-295
- Affected product: Bitdefender Total Security
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2023-49570?
- 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.
- How severe is CVE-2023-49570?
- CVE-2023-49570 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2023-49570 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-49570?
- CVE-2023-49570 affects Bitdefender Total Security. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-49570?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2023-49570 have an EU (EUVD) identifier?
- Yes. CVE-2023-49570 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53523.
- When was CVE-2023-49570 published?
- CVE-2023-49570 was published on 2024-10-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*
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