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CVE-2021-33635

Estado: ModificadaAlta (7.8)—

When malicious images are pulled by isula pull, attackers can execute arbitrary code.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Openeuler — Isula

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-33635",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-33635",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-09T14:17:09.942436Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "securities@openeuler.org",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "securities@openeuler.org",
      "affectedData": [
        {
          "repo": "https://gitee.com/src-openeuler/iSulad",
          "vendor": "openEuler",
          "modules": [
            "image"
          ],
          "product": "iSulad",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "0102-fix-loading-of-nsswitch-based-config-inside-chr.patch",
                  "status": "unaffected"
                },
                {
                  "at": "0106-fix-loading-of-nsswitch-based-config-inside-chroot-u.patch",
                  "status": "unaffected"
                }
              ],
              "version": "0",
              "versionType": "patch",
              "lessThanOrEqual": "2.0.8-20210518.144540.git5288ed93,2.0.18-10,2.1.2"
            }
          ],
          "platforms": [
            "Linux"
          ],
          "packageName": "iSulad",
          "programFiles": [
            "https://gitee.com/openeuler/iSulad/blob/master/src/utils/tar/util_archive.c"
          ],
          "collectionURL": "https://gitee.com/src-openeuler",
          "defaultStatus": "unaffected"
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
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          ],
          "vendor": "openeuler",
          "product": "isulad",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "2.0.8-20210518.144540.git5288ed93,2.0.18-10,2.1.2"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2023-10-29T08:15:20.647",
  "references": [
    {
      "url": "https://gitee.com/src-openeuler/iSulad/pulls/600/files",
      "tags": [
        "Patch"
      ],
      "source": "securities@openeuler.org"
    },
    {
      "url": "https://gitee.com/src-openeuler/iSulad/pulls/627/files",
      "tags": [
        "Patch"
      ],
      "source": "securities@openeuler.org"
    },
    {
      "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2023-1686",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "securities@openeuler.org"
    },
    {
      "url": "https://gitee.com/src-openeuler/iSulad/pulls/600/files",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "https://gitee.com/src-openeuler/iSulad/pulls/627/files",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2023-1686",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "securities@openeuler.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-665"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "When malicious images are pulled by isula pull, attackers can execute arbitrary code."
    },
    {
      "lang": "es",
      "value": "Cuando isula pull extrae imágenes maliciosas, los atacantes pueden ejecutar código arbitrario."
    }
  ],
  "lastModified": "2026-06-17T03:54:54.567",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openeuler:isula:2.0.8-20210518.144540:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "51FA2EC1-A161-4862-A120-CD48ABF49BBF"
            },
            {
              "criteria": "cpe:2.3:a:openeuler:isula:2.0.18-10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8848DE4D-ADA9-4E92-9FB9-DB53D3733173"
            },
            {
              "criteria": "cpe:2.3:a:openeuler:isula:2.1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F3205F81-7008-467C-A79A-BBD521231D48"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "securities@openeuler.org"
}