{"cve":"CVE-2024-30166","nvd":{"published":"2024-04-03T03:15:10.510","modified":"2026-06-17T07:26:24.430","status":"Analyzed","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","score":9.1},"cwes":["CWE-121"],"references":["https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0","https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/","https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0","https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/"],"products":["trustedfirmware:mbed_tls"],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2024-30166","score":0.00736,"percentile":0.54474,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}