FKIE_CVE-2020-1750

Vulnerability from fkie_nvd - Published: 2021-06-07 21:15 - Updated: 2024-11-21 05:11
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
A flaw was found in the machine-config-operator that causes an OpenShift node to become unresponsive when a container consumes a large amount of memory. An attacker could use this flaw to deny access to schedule new pods in the OpenShift cluster. This was fixed in openshift/machine-config-operator 4.4.3, openshift/machine-config-operator 4.3.25, openshift/machine-config-operator 4.2.36.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1808130Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1808130Issue Tracking, Patch, Third Party Advisory
Impacted products
Vendor Product Version
redhat machine-config-operator *
redhat machine-config-operator *
redhat machine-config-operator *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redhat:machine-config-operator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "ACA2EC2A-ED72-485D-9BF8-9AA5CAC983EA",
              "versionEndExcluding": "4.2.36",
              "versionStartIncluding": "4.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:redhat:machine-config-operator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "45CADAEC-20DB-4BE9-B379-C70353EDB6EF",
              "versionEndExcluding": "4.3.25",
              "versionStartIncluding": "4.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:redhat:machine-config-operator:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E3A21557-5B64-4B86-875C-9CB880201E06",
              "versionEndExcluding": "4.4.3",
              "versionStartIncluding": "4.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the machine-config-operator that causes an OpenShift node to become unresponsive when a container consumes a large amount of memory. An attacker could use this flaw to deny access to schedule new pods in the OpenShift cluster. This was fixed in openshift/machine-config-operator 4.4.3, openshift/machine-config-operator 4.3.25, openshift/machine-config-operator 4.2.36."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo en el machine-config-operator que causa que un nodo de OpenShift deje de responder cuando un contenedor consume una gran cantidad de memoria. Un atacante podr\u00eda usar este fallo para denegar el acceso a la programaci\u00f3n de nuevos pods en el cl\u00faster de OpenShift. Esto fue corregido en openshift/machine-config-operator versi\u00f3n 4.4.3, openshift/machine-config-operator versi\u00f3n 4.3.25, openshift/machine-config-operator versi\u00f3n 4.2.36"
    }
  ],
  "id": "CVE-2020-1750",
  "lastModified": "2024-11-21T05:11:18.343",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-07T21:15:07.557",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1808130"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1808130"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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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.



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