Critical severity · published Apr 3, 2024
CVE-2024-30166
In Mbed TLS 3.3.0 through 3.5.2 before 3.6.0, a malicious client can cause information disclosure or a denial of service because of a stack buffer over-read (of less than 256…
9.1
CVSS
0.7%
EPSS
No
On KEV
Description
In Mbed TLS 3.3.0 through 3.5.2 before 3.6.0, a malicious client can cause information disclosure or a denial of service because of a stack buffer over-read (of less than 256 bytes) in a TLS 1.3 server via a TLS 3.1 ClientHello.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MT
Mbed Tls · Trustedfirmware
3.3.0 before 3.6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-30166
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-30166
Release Notes
https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0
Vendor Advisory
https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
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