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CVE-2021-31864

Estado: ModificadaMedia (5.3)—

Redmine versiones anteriores a 4.0.9, versiones 4.1.x anteriores a 4.1.3 y versiones 4.2.x anteriores a 4.2.1, permite a atacantes omitir el requisito de permiso de la función add_issue_notes al aprovechar el controlador de correo entrante

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 (2)

Debian — Debian LinuxRedmine — Redmine

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-31864",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-04-28T07:15:07.610",
  "references": [
    {
      "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.redmine.org/news/131",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00013.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.redmine.org/news/131",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.redmine.org/projects/redmine/wiki/Security_Advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Redmine before 4.0.9, 4.1.x before 4.1.3, and 4.2.x before 4.2.1 allows attackers to bypass the add_issue_notes permission requirement by leveraging the incoming mail handler."
    },
    {
      "lang": "es",
      "value": "Redmine versiones anteriores a 4.0.9, versiones 4.1.x anteriores a 4.1.3 y versiones 4.2.x anteriores a 4.2.1, permite a atacantes omitir el requisito de permiso de la función add_issue_notes al aprovechar el controlador de correo entrante"
    }
  ],
  "lastModified": "2026-06-17T03:52:22.153",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9945EED3-D23D-4055-9A7D-0FF5956B838E",
              "versionEndExcluding": "4.0.9"
            },
            {
              "criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "80ACD361-2874-4B70-88F1-3999025D6192",
              "versionEndExcluding": "4.1.3",
              "versionStartIncluding": "4.1.0"
            },
            {
              "criteria": "cpe:2.3:a:redmine:redmine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ECC28D7C-7E3E-406A-B0EC-41F58BA06981",
              "versionEndExcluding": "4.2.1",
              "versionStartIncluding": "4.2.0"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}