fkie_cve-2020-28011
Vulnerability from fkie_nvd
Published
2021-05-06 13:15
Modified
2024-11-21 05:22
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Exim 4 before 4.94.2 allows Heap-based Buffer Overflow in queue_run via two sender options: -R and -S. This may cause privilege escalation from exim to root.
References
cve@mitre.orghttps://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28011-SPRSS.txtVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28011-SPRSS.txtVendor Advisory
Impacted products
Vendor Product Version
exim exim *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E0B1EAB0-1202-4BB9-94AF-CC07299D0256",
              "versionEndExcluding": "4.94.2",
              "versionStartIncluding": "4.00",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Exim 4 before 4.94.2 allows Heap-based Buffer Overflow in queue_run via two sender options: -R and -S. This may cause privilege escalation from exim to root."
    },
    {
      "lang": "es",
      "value": "Exim 4 versiones anteriores a 4.94.2 permite un Desbordamiento de B\u00fafer en la Regi\u00f3n Heap de la Memoria en la funci\u00f3n queue_run por medio de dos opciones de remitente: -R y -S.\u0026#xa0;Esto puede causar una escalada de privilegios de exim a root"
    }
  ],
  "id": "CVE-2020-28011",
  "lastModified": "2024-11-21T05:22:11.820",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-06T13:15:09.373",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28011-SPRSS.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28011-SPRSS.txt"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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