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CVE-2024-34055

Estado: ModificadaMedia (6.5)—

Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command.

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)

Cyrusimap — Cyrus Imap

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-34055",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-34055",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-06-06T18:05:58.129130Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2024-06-05T05:15:49.950",
  "references": [
    {
      "url": "https://github.com/cyrusimap/cyrus-imapd/commit/ef9e4e8314d6a06f2269af0ccf606894cc3fe489",
      "tags": [
        "Patch",
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJZQAE3XC2GBCE5KSTWJ5A6QYANFWGFB/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVZHUZDU4MGTTZJRNACTMSKXLNMMRLJ6/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.cyrusimap.org/dev/imap/download/release-notes/3.10/x/3.10.0-rc1.html",
      "tags": [
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.cyrusimap.org/imap/download/release-notes/3.8/x/3.8.3.html",
      "tags": [
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/cyrusimap/cyrus-imapd/commit/ef9e4e8314d6a06f2269af0ccf606894cc3fe489",
      "tags": [
        "Patch",
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJZQAE3XC2GBCE5KSTWJ5A6QYANFWGFB/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVZHUZDU4MGTTZJRNACTMSKXLNMMRLJ6/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.cyrusimap.org/dev/imap/download/release-notes/3.10/x/3.10.0-rc1.html",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.cyrusimap.org/imap/download/release-notes/3.8/x/3.8.3.html",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command."
    },
    {
      "lang": "es",
      "value": "Cyrus IMAP anterior a 3.8.3 y 3.10.x anterior a 3.10.0-rc1 permite a atacantes autenticados provocar una asignación de memoria ilimitada enviando muchos LITERAL en un solo comando."
    }
  ],
  "lastModified": "2026-06-17T07:32:49.277",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cyrusimap:cyrus_imap:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B51D8B39-A78E-4D0D-A72D-96E2BFBBDF62",
              "versionEndExcluding": "3.8.3"
            },
            {
              "criteria": "cpe:2.3:a:cyrusimap:cyrus_imap:3.10.0:alpha0:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5068296F-B063-4170-AB93-DA3109615F2A"
            },
            {
              "criteria": "cpe:2.3:a:cyrusimap:cyrus_imap:3.10.0:beta1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6921C16E-C510-4DCD-9EB1-A3BA28F5CD37"
            },
            {
              "criteria": "cpe:2.3:a:cyrusimap:cyrus_imap:3.10.0:beta2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ECBB18EC-0A31-483F-953C-E1F0F4701867"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}