FKIE_CVE-2021-44463

Vulnerability from fkie_nvd - Published: 2022-01-28 20:15 - Updated: 2025-04-17 16:15
Severity ?
8.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:H
7.3 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Summary
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
References
ics-cert@hq.dhs.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04Mitigation, Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04Mitigation, Third Party Advisory, US Government Resource
Impacted products
Vendor Product Version
emerson deltav 13.3.1
emerson deltav 14
emerson deltav 14
emerson deltav 14.3.1
emerson deltav r6
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:emerson:deltav:13.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "01456184-6B25-4029-82D4-F5BF16180D7D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:emerson:deltav:14:feature_pack1:*:*:*:*:*:*",
              "matchCriteriaId": "F2061D08-4DF5-473E-A68A-C1E6DD1EEA37",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:emerson:deltav:14:feature_pack2:*:*:*:*:*:*",
              "matchCriteriaId": "06B9E5CA-A790-4298-AA75-A10D62ECCD57",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:emerson:deltav:14.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "C96A8836-877A-4796-9A28-E7D9AB412024",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:emerson:deltav:r6:*:*:*:*:*:*:*",
              "matchCriteriaId": "713DC40C-D9B9-43AA-9907-150467EAE43F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started."
    },
    {
      "lang": "es",
      "value": "Unas DLLs que faltan, si son reemplazadas por un insider, podr\u00edan permitir a un atacante lograr una escalada local de privilegios en DeltaV Distributed Control System Controllers and Workstations (Todas las versiones) cuando son iniciados algunos servicios DeltaV"
    }
  ],
  "id": "CVE-2021-44463",
  "lastModified": "2025-04-17T16:15:24.120",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "LOW",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.5,
        "impactScore": 6.0,
        "source": "ics-cert@hq.dhs.gov",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-01-28T20:15:12.137",
  "references": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "tags": [
        "Mitigation",
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Third Party Advisory",
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04"
    }
  ],
  "sourceIdentifier": "ics-cert@hq.dhs.gov",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.