{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-5814","assignerOrgId":"50d2cd11-d01a-48ed-9441-5bfce9d63b27","state":"PUBLISHED","assignerShortName":"wolfSSL","dateReserved":"2024-06-10T19:48:59.670Z","datePublished":"2024-08-27T18:38:08.974Z","dateUpdated":"2024-08-27T19:21:04.561Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unknown","product":"wolfSSL","programFiles":["src/tls13.c"],"repo":"https://github.com/wolfSSL/wolfssl","vendor":"wolfSSL","versions":[{"lessThanOrEqual":"5.7.0","status":"affected","version":"0","versionType":"Release"}]}],"credits":[{"lang":"en","type":"finder","value":"Armin Najafabadi"},{"lang":"en","type":"reporter","value":"Per Allansson"}],"datePublic":"2024-07-08T17:30:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<span style=\"background-color: rgb(255, 255, 255);\">A malicious TLS1.2 server can force a TLS1.3 client with downgrade capability to use a ciphersuite that it did not agree to and achieve a successful connection. This is because, aside from the extensions, the client was skipping fully parsing the server hello.</span><a target=\"_blank\" rel=\"nofollow\" href=\"https://doi.org/10.46586/tches.v2024.i1.457-500\"></a><br>"}],"value":"A malicious TLS1.2 server can force a TLS1.3 client with downgrade capability to use a ciphersuite that it did not agree to and achieve a successful connection. This is because, aside from the extensions, the client was skipping fully parsing the server hello.  https://doi.org/10.46586/tches.v2024.i1.457-500"}],"impacts":[{"descriptions":[{"lang":"en","value":"Information Disclosure"}]}],"metrics":[{"cvssV4_0":{"Automatable":"YES","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"GREEN","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/AU:Y/V:D/RE:M/U:Green","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"MODERATE"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"providerMetadata":{"orgId":"50d2cd11-d01a-48ed-9441-5bfce9d63b27","shortName":"wolfSSL","dateUpdated":"2024-08-27T18:38:08.974Z"},"references":[{"url":"https://github.com/wolfSSL/wolfssl/blob/master/ChangeLog.md#add_later"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update wolfSSL to 5.7.2.<br>"}],"value":"Update wolfSSL to 5.7.2."}],"source":{"discovery":"EXTERNAL"},"title":"Unverifed Ciphersuite used on a client-side TLS1.3 Downgrade","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"On client side, use the wolfSSL methods for specific protocol versions instead of the downgrade API.<br>"}],"value":"On client side, use the wolfSSL methods for specific protocol versions instead of the downgrade API."}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-284","lang":"en","description":"CWE-284 Improper Access Control"}]}],"affected":[{"vendor":"wolfssl","product":"wolfssl","cpes":["cpe:2.3:a:wolfssl:wolfssl:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"5.70","versionType":"custom"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-27T19:18:34.533190Z","id":"CVE-2024-5814","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-08-27T19:21:04.561Z"}}]}}