{"id":"CVE-2024-30166","state":"PUBLISHED","title":"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","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.","publishedAt":"2024-04-03T00:00:00.000Z","updatedAt":"2024-08-02T01:25:03.067Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/","https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:07:21.467Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/30xxx/CVE-2024-30166.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-30166","state":"PUBLISHED","datePublished":"2024-04-03T00:00:00.000Z","dateUpdated":"2024-08-02T01:25:03.067Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2024-03-24T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/"},{"url":"https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2024-04-03T02:22:27.285Z"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"arm","product":"mbed_tls","defaultStatus":"unknown","versions":[{"version":"3.3.0","status":"affected","lessThan":"3.6.0","versionType":"custom"}],"cpes":["cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-08-01T14:09:37.825391Z","id":"CVE-2024-30166","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"CWE-121 Stack-based Buffer Overflow"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-08-01T14:13:35.202Z"}},{"title":"CVE Program Container","references":[{"url":"https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/","tags":["x_transferred"]},{"url":"https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T01:25:03.067Z"}}]}}}