High severity · published Oct 18, 2024
CVE-2023-49570
Insecure Trust of Basic Constraints certificate in Bitdefender Total Security HTTPS Scanning (VA-11210)
7.4
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TS
Total Security · Bitdefender
before 27.0.25.115. · source: vendor, NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-49570
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-49570
Vendor Advisory
https://www.bitdefender.com/support/security-advisories/insecure-trust-of-basic-constraints-certificate-in-bitdefender-total-security-https-scanning-va-11210/
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