FKIE_CVE-2020-27347

Vulnerability from fkie_nvd - Published: 2020-11-06 03:15 - Updated: 2024-11-21 05:21
Severity ?
8.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In tmux before version 3.1c the function input_csi_dispatch_sgr_colon() in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output.
References
security@ubuntu.comhttps://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701cPatch, Third Party Advisory
security@ubuntu.comhttps://raw.githubusercontent.com/tmux/tmux/3.1c/CHANGESRelease Notes, Third Party Advisory
security@ubuntu.comhttps://security.gentoo.org/glsa/202011-10Third Party Advisory
security@ubuntu.comhttps://www.openwall.com/lists/oss-security/2020/11/05/3Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701cPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://raw.githubusercontent.com/tmux/tmux/3.1c/CHANGESRelease Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202011-10Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2020/11/05/3Exploit, Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
tmux_project tmux *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:tmux_project:tmux:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "604BA314-EFDC-4F3A-9C98-8A9119D57196",
              "versionEndIncluding": "3.1b",
              "versionStartIncluding": "2.9",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In tmux before version 3.1c the function input_csi_dispatch_sgr_colon() in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output."
    },
    {
      "lang": "es",
      "value": "En tmux anterior a la versi\u00f3n 3.1c la funci\u00f3n input_csi_dispatch_sgr_colon() en el archivo input.c conten\u00eda un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria que puede ser explotado mediante la salida del terminal"
    }
  ],
  "id": "CVE-2020-27347",
  "lastModified": "2024-11-21T05:21:02.433",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
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          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
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        "source": "security@ubuntu.com",
        "type": "Secondary"
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
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          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
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          "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"
      }
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  },
  "published": "2020-11-06T03:15:17.137",
  "references": [
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      "tags": [
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  "sourceIdentifier": "security@ubuntu.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
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      "source": "security@ubuntu.com",
      "type": "Secondary"
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      "description": [
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          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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