151 lines
5.7 KiB
JSON
151 lines
5.7 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-2026-1858",
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"assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
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"state": "PUBLISHED",
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"assignerShortName": "tenable",
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"dateReserved": "2026-02-03T20:13:53.718Z",
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"datePublished": "2026-04-29T20:15:50.866Z",
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"dateUpdated": "2026-04-30T15:22:05.205Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
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"shortName": "tenable",
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"dateUpdated": "2026-04-29T20:15:50.866Z"
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},
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"title": "wget2 Improper Certificate Validation",
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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",
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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-21",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-21 Exploitation of Trusted Identifiers"
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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": "gnu",
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"product": "wget2",
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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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"lessThanOrEqual": "2.2.1",
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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": "wget2 accepts a server certificate with incorrect Key Usage (KU) or Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated private key) issued for a different purpose, they may be able to reuse it for TLS server authentication.",
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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": "wget2 accepts a server certificate with incorrect Key Usage (KU) or Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated private key) issued for a different purpose, they may be able to reuse it for TLS server authentication."
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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://www.tenable.com/security/research/tra-2026-37"
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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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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "LOW",
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"availabilityImpact": "NONE",
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"baseSeverity": "MEDIUM",
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"baseScore": 4.8,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
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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": "Ireneusz Pastusiak with Tenable",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.1"
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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": "2026-04-30T13:16:18.594329Z",
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"id": "CVE-2026-1858",
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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": "2026-04-30T15:22:05.205Z"
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}
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}
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]
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}
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} |