fkie_cve-2021-38371
Vulnerability from fkie_nvd
Published
2021-08-10 15:15
Modified
2024-11-21 06:16
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending.
References
cve@mitre.orghttps://nostarttls.secvuln.infoTool Signature
cve@mitre.orghttps://www.exim.orgProduct
cve@mitre.orghttps://www.exim.org/static/doc/security/CVE-2021-38371.txtBroken Link, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://nostarttls.secvuln.infoTool Signature
af854a3a-2127-422b-91ae-364da2661108https://www.exim.orgProduct
af854a3a-2127-422b-91ae-364da2661108https://www.exim.org/static/doc/security/CVE-2021-38371.txtBroken Link, Vendor Advisory
Impacted products
Vendor Product Version
exim exim *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DD6DD0B4-A0DA-44C6-91B3-418936196213",
              "versionEndIncluding": "4.94.2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n STARTTLS en Exim versiones hasta 4.94.2, permite la inyecci\u00f3n de respuestas (buffering) durante el env\u00edo MTA SMTP"
    }
  ],
  "id": "CVE-2021-38371",
  "lastModified": "2024-11-21T06:16:55.323",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-10T15:15:08.310",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Tool Signature"
      ],
      "url": "https://nostarttls.secvuln.info"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Product"
      ],
      "url": "https://www.exim.org"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link",
        "Vendor Advisory"
      ],
      "url": "https://www.exim.org/static/doc/security/CVE-2021-38371.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Tool Signature"
      ],
      "url": "https://nostarttls.secvuln.info"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://www.exim.org"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Vendor Advisory"
      ],
      "url": "https://www.exim.org/static/doc/security/CVE-2021-38371.txt"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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