181 lines
7.7 KiB
JSON
181 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-2026-82928",
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"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
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"state": "PUBLISHED",
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"assignerShortName": "CERT-PL",
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"dateReserved": "2026-08-31T12:23:36.734Z",
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"datePublished": "2026-09-28T12:11:40.726Z",
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"dateUpdated": "2026-09-28T16:32:28.919Z"
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},
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"cna": {
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"shortName": "CERT-PL",
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"dateUpdated": "2026-09-28T12:11:40.726Z"
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},
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"title": "Undocumented access path in mH-DEVELOPER",
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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-1242",
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"description": "CWE-1242 Inclusion of Undocumented Features or Chicken Bits",
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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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"affected": [
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{
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"vendor": "F&F Filipowski",
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"product": "mH-DEVELOPER",
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"programFiles": [
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"/root/.ssh/authorized_keys"
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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": "3.0.30",
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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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"operator": "OR",
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"versionStartIncluding": "0",
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"versionEndExcluding": "3.0.30"
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}
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]
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}
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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": "mH-DEVELOPER smart home module contains a hardcoded SSH public key in /root/.ssh/authorized_keys, serving as a potential backdoor. The SSH daemon allows root login via key authentication and starts automatically. An attacker with the matching private key can gain a root shell on any affected device, resulting in full system compromise. The key cannot be removed without remounting the file system and survives a factory reset. Vendor notes that this functionality was used only for service purposes.\n\n\nThis issue was fixed in version 3.0.30",
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"value": "mH-DEVELOPER smart home module contains a hardcoded SSH public key in /root/.ssh/authorized_keys, serving as a potential backdoor. The SSH daemon allows root login via key authentication and starts automatically. An attacker with the matching private key can gain a root shell on any affected device, resulting in full system compromise. The key cannot be removed without remounting the file system and survives a factory reset. Vendor notes that this functionality was used only for service purposes.<div><br></div><div>This issue was fixed in version <span>3.0.30</span></div>"
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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://cert.pl/posts/2026/09/CVE-2026-82928/",
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"tags": [
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"third-party-advisory"
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]
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},
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{
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"url": "https://www.fif.com.pl/pl/strona-glowna/1367-mh-developer.html",
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"tags": [
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"product"
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]
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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": "ADJACENT",
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"attackComplexity": "HIGH",
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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": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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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": 7.7,
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"vectorString": "CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA: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": "Krzysztof Chudzik (CERT.PL)",
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"type": "finder"
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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 0.2.0"
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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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"id": "CVE-2026-82928",
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"role": "CISA Coordinator",
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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": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-09-28T15:49:18.975247Z"
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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": "2026-09-28T16:32:28.919Z"
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}
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}
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]
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}
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} |