176 lines
7.7 KiB
JSON
176 lines
7.7 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-2026-47840",
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"assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
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"state": "PUBLISHED",
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"assignerShortName": "vmware",
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"dateReserved": "2026-05-20T10:00:51.003Z",
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"datePublished": "2026-07-09T06:26:02.169Z",
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"dateUpdated": "2026-07-09T12:49:24.260Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
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"shortName": "vmware",
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"dateUpdated": "2026-07-09T06:26:02.169Z"
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},
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"title": "LDAP StartTLS unconditionally disables hostname verification",
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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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"description": "CWE-297 Improper Validation of Certificate with Host Mismatch",
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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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"descriptions": [
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{
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"lang": "en",
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"value": "LDAP directory impersonation via man-in-the-middle, leading to credential harvesting and forged group memberships granting admin scopes."
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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": "CloudFoundry Foundation",
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"product": "UAA",
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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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"versionType": "custom",
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"lessThan": "78.13.0"
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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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"vendor": "CloudFoundry Foundation",
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"product": "Cf-deployment",
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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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"versionType": "custom",
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"lessThan": "56.2.0"
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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": "A network attacker positioned between UAA and its LDAP directory can impersonate the directory using any certificate from any trusted CA, then harvest the LDAP bind password and every end-user password sent during simple-bind authentication, and return forged group memberships that grant themselves admin scopes. This affects every deployment that authenticates users against LDAP over StartTLS.\nAffected versions: UAA versions prior to v78.13.0; Cf-deployment versions prior to v56.2.0.",
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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": "A network attacker positioned between UAA and its LDAP directory can impersonate the directory using any certificate from any trusted CA, then harvest the LDAP bind password and every end-user password sent during simple-bind authentication, and return forged group memberships that grant themselves admin scopes. This affects every deployment that authenticates users against LDAP over StartTLS.<br>Affected versions: UAA versions prior to v78.13.0; Cf-deployment versions prior to v56.2.0."
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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.cloudfoundry.org/blog/cve-2026-47840-ldap-starttls-unconditionally-disables-hostname-verification/"
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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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"baseSeverity": "HIGH",
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"baseScore": 7.5,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:N",
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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": "CHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "HIGH",
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"availabilityImpact": "NONE"
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},
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 8.3,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"
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}
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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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},
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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": "2026-07-09T12:49:05.698046Z",
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"id": "CVE-2026-47840",
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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": "2026-07-09T12:49:24.260Z"
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}
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}
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]
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}
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} |