{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-39173", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2023-02-15T00:00:00", "dateReserved": "2022-09-02T00:00:00", "datePublished": "2022-09-29T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-02-15T00:00:00"}, "descriptions": [{"lang": "en", "value": "In wolfSSL before 5.5.1, malicious clients can cause a buffer overflow during a TLS 1.3 handshake. This occurs when an attacker supposedly resumes a previous TLS session. During the resumption Client Hello a Hello Retry Request must be triggered. Both Client Hellos are required to contain a list of duplicate cipher suites to trigger the buffer overflow. In total, two Client Hellos have to be sent: one in the resumed session, and a second one as a response to a Hello Retry Request message."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.wolfssl.com/docs/security-vulnerabilities/"}, {"url": "https://github.com/wolfSSL/wolfssl/releases"}, {"name": "20221030 wolfssl before 5.5.1: CVE-2022-39173 Buffer overflow when refining cipher suites", "tags": ["mailing-list"], "url": "http://seclists.org/fulldisclosure/2022/Oct/24"}, {"url": "http://packetstormsecurity.com/files/169600/wolfSSL-Buffer-Overflow.html"}, {"url": "https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*", "matchCriteriaId": "E26C2E88-2CC5-4EFD-ACB9-81B647BA279B", "versionEndExcluding": "5.5.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In wolfSSL before 5.5.1, malicious clients can cause a buffer overflow during a TLS 1.3 handshake. This occurs when an attacker supposedly resumes a previous TLS session. During the resumption Client Hello a Hello Retry Request must be triggered. Both Client Hellos are required to contain a list of duplicate cipher suites to trigger the buffer overflow. In total, two Client Hellos have to be sent: one in the resumed session, and a second one as a response to a Hello Retry Request message."}, {"lang": "es", "value": "En wolfSSL versiones anteriores a 5.5.1, los clientes maliciosos pueden causar un desbordamiento de b\u00fafer durante un handshake TLS versi\u00f3n 1.3. Esto ocurre cuando un atacante supuestamente reanuda una sesi\u00f3n TLS anterior. Durante la reanudaci\u00f3n del Client Hello debe lanzarse una petici\u00f3n de reintento de Hello. Es requerido que ambos Client Hellos contengan una lista de suites de cifrado duplicadas para desencadenar un desbordamiento del b\u00fafer. En total, dos Client Hellos deben enviarse: uno en la sesi\u00f3n reanudada, y un segundo como respuesta a un mensaje Hello Retry Request"}], "id": "CVE-2022-39173", "lastModified": "2023-08-08T14:22:24.967", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-29T01:15:11.373", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/169600/wolfSSL-Buffer-Overflow.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://seclists.org/fulldisclosure/2022/Oct/24"}, {"source": "cve@mitre.org", "url": "https://blog.trailofbits.com/2023/01/12/wolfssl-vulnerabilities-tlspuffin-fuzzing-ssh/"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/wolfSSL/wolfssl/releases"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.wolfssl.com/docs/security-vulnerabilities/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}