176 lines
7.4 KiB
JSON
176 lines
7.4 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-3230",
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"assignerOrgId": "50d2cd11-d01a-48ed-9441-5bfce9d63b27",
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"state": "PUBLISHED",
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"assignerShortName": "wolfSSL",
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"dateReserved": "2026-02-25T20:42:49.228Z",
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"datePublished": "2026-03-19T20:59:54.021Z",
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"dateUpdated": "2026-03-20T17:09:01.453Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "50d2cd11-d01a-48ed-9441-5bfce9d63b27",
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"shortName": "wolfSSL",
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"dateUpdated": "2026-03-19T20:59:54.021Z"
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},
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"title": "Improper key_share validation in TLS 1.3 HelloRetryRequest",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-20",
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"description": "CWE-20 Improper Input Validation Improper Input Validation",
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"type": "CWE"
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}
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]
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-220",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-220 Client-Server Protocol Manipulation"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "wolfSSL",
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"product": "wolfSSL",
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"collectionURL": "https://github.com/wolfSSL/wolfssl",
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"packageName": "wolfSSL",
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"repo": "https://github.com/wolfSSL/wolfssl",
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"modules": [
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"wolfSSL"
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],
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"programFiles": [
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"tls.c",
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"tls13.c"
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],
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "5.9.0",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "Missing required cryptographic step in the TLS 1.3 client HelloRetryRequest handshake logic in wolfSSL could lead to a compromise in the confidentiality of TLS-protected communications via a crafted HelloRetryRequest followed by a ServerHello message that omits the required key_share extension, resulting in derivation of predictable traffic secrets from (EC)DHE shared secret. This issue does not affect the client's authentication of the server during TLS handshakes.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>Missing required cryptographic step in the TLS 1.3 client HelloRetryRequest handshake logic in wolfSSL could lead to a compromise in the confidentiality of TLS-protected communications via a crafted HelloRetryRequest followed by a ServerHello message that omits the required key_share extension, resulting in derivation of predictable traffic secrets from (EC)DHE shared secret. This issue does <b>not </b>affect the client's authentication of the server during TLS handshakes.</p>"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://github.com/wolfSSL/wolfssl/pull/9754"
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "HIGH",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "PROOF_OF_CONCEPT",
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"Safety": "NOT_DEFINED",
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"Automatable": "YES",
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"Recovery": "AUTOMATIC",
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"valueDensity": "DIFFUSE",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "CLEAR",
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"version": "4.0",
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"baseSeverity": "LOW",
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"baseScore": 1.2,
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/AU:Y/R:A/V:D/U:Clear"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Jaehun Lee, Pohang University of Science and Technology (POSTECH)",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "Kyungmin Bae, Pohang University of Science and Technology (POSTECH)",
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"type": "coordinator"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 0.5.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-03-20T17:08:54.344097Z",
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"id": "CVE-2026-3230",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-03-20T17:09:01.453Z"
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}
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}
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]
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}
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} |