FKIE_CVE-2020-17487

Vulnerability from fkie_nvd - Published: 2020-08-11 20:15 - Updated: 2026-06-17 02:59
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.
References
cve@mitre.orghttps://github.com/radareorg/radare2/issues/17431Exploit, Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJET3RR6W7LAK4H6VPTMAZS24W7XYHRZ/
af854a3a-2127-422b-91ae-364da2661108https://github.com/radareorg/radare2/issues/17431Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJET3RR6W7LAK4H6VPTMAZS24W7XYHRZ/
Impacted products
Vendor Product Version
radare radare2 4.5.0
fedoraproject fedora 32
fedoraproject fedora 33
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
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              "matchCriteriaId": "56860C89-D0FF-4A28-B2D1-C3E8C5A9AFD6",
              "vulnerable": true
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY."
    },
    {
      "lang": "es",
      "value": "radare2 versi\u00f3n 4.5.0 analiza incorrectamente la informaci\u00f3n de la firma en los archivos PE, causando un error de segmentaci\u00f3n en la funci\u00f3n r_x509_parse_algorithmidentifier en la biblioteca libr/util/x509.c. Esto es debido a un identificador de objeto con formato incorrecto en la funci\u00f3n IMAGE_DIRECTORY_ENTRY_SECURITY"
    }
  ],
  "id": "CVE-2020-17487",
  "lastModified": "2026-06-17T02:59:00.553",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    ],
    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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        "source": "nvd@nist.gov",
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  },
  "published": "2020-08-11T20:15:13.150",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Third Party Advisory"
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      "url": "https://github.com/radareorg/radare2/issues/17431"
    },
    {
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7/"
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    },
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    },
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    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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