GSD-2015-8557

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name.
Aliases
Aliases
CVE-2015-8557
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{
  "GSD": {
    "alias": "CVE-2015-8557",
    "description": "The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name.",
    "id": "GSD-2015-8557",
    "references": [
      "https://www.debian.org/security/2016/dsa-3445",
      "https://ubuntu.com/security/CVE-2015-8557",
      "https://advisories.mageia.org/CVE-2015-8557.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2015-8557.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "details": "The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name.",
      "id": "GSD-2015-8557",
      "modified": "2023-12-13T01:20:03.643098Z",
      "schema_version": "1.4.0"
    }
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            "url": "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
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        {
          "affected_range": "\u003e=1.2.2,\u003c=2.0.2",
          "affected_versions": "All versions starting from 1.2.2 up to 2.0.2",
          "cvss_v2": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "cvss_v3": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2017-06-30",
          "description": "An unsafe use of string concatenation in a shell string occurs in FontManager. If the developer allows the attacker to choose the font and outputs an image, the attacker can execute any shell command on the remote system. The name variable injected comes from the constructor of FontManager, which is invoked by ImageFormatter from options.",
          "fixed_versions": [
            "2.1"
          ],
          "identifier": "CVE-2015-8557",
          "identifiers": [
            "CVE-2015-8557"
          ],
          "package_slug": "pypi/Pygments",
          "pubdate": "2016-01-08",
          "solution": "There is no solution for this vulnerability at the moment. Apply pending pull request or wait until it\u0027s merged and published.",
          "title": "Shell Injection",
          "urls": [
            "https://bitbucket.org/birkenfeld/pygments-main/pull-requests/501/fix-shell-injection-in/diff"
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          "uuid": "f713c544-d865-4d6e-9de4-ad2f85ce4cf3"
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            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 9.3,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
            "version": "2.0"
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          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH"
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.0,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
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          "exploitabilityScore": 2.2,
          "impactScore": 6.0
        }
      },
      "lastModifiedDate": "2017-07-01T01:29Z",
      "publishedDate": "2016-01-08T20:59Z"
    }
  }
}


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