CVE-2026-66408 (GCVE-0-2026-66408)

Vulnerability from cvelistv5 – Published: 2026-08-10 08:01 – Updated: 2026-08-10 08:01
VLAI
Summary
The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords. Physical access to an affected product may allow to obtain the password of the root account.
Severity
4.6 (Medium)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5.1 (Medium)
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CWE
Assigner
References
Impacted products
Show details on NVD website
To clipboard 

{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "DEEBOT PRO M1",
          "vendor": "ECOVACS ROBOTICS",
          "versions": [
            {
              "lessThan": "M1-1.7.27",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
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        },
        {
          "defaultStatus": "unaffected",
          "product": "DEEBOT PRO K1VAC",
          "vendor": "ECOVACS ROBOTICS",
          "versions": [
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              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
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          "value": "The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords.\r\nPhysical access to an affected product may allow to obtain the password of the root account."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 4.6,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
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          "scenarios": [
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              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1391",
              "description": "Use of weak credentials",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-10T08:01:00.420Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://robot.hellohas.co.jp/news/update_20260331/"
        },
        {
          "url": "https://jvn.jp/en/vu/JVNVU92804348/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2026-66408",
    "datePublished": "2026-08-10T08:01:00.420Z",
    "dateReserved": "2026-07-27T00:45:20.457Z",
    "dateUpdated": "2026-08-10T08:01:00.420Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-66408\",\"sourceIdentifier\":\"vultures@jpcert.or.jp\",\"published\":\"2026-08-10T09:17:23.060\",\"lastModified\":\"2026-08-10T09:17:23.060\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The root accounts of DEEBOT PRO M1 and DEEBOT PRO K1VAC are configured with weak passwords.\\r\\nPhysical access to an affected product may allow to obtain the password of the root account.\"}],\"affected\":[{\"source\":\"vultures@jpcert.or.jp\",\"affectedData\":[{\"vendor\":\"ECOVACS ROBOTICS\",\"product\":\"DEEBOT PRO M1\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"M1-1.7.27\",\"versionType\":\"semver\",\"status\":\"affected\"}]},{\"vendor\":\"ECOVACS ROBOTICS\",\"product\":\"DEEBOT PRO K1VAC\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"V1.7.821\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"vultures@jpcert.or.jp\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":5.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"NONE\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"vultures@jpcert.or.jp\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":4.6,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":0.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"vultures@jpcert.or.jp\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-1391\"}]}],\"references\":[{\"url\":\"https://jvn.jp/en/vu/JVNVU92804348/\",\"source\":\"vultures@jpcert.or.jp\"},{\"url\":\"https://robot.hellohas.co.jp/news/update_20260331/\",\"source\":\"vultures@jpcert.or.jp\"}]}}"
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.