« Volver al listado

CVE-2016-7440

Estado: ModificadaMedia (5.5)—

The C software implementation of AES Encryption and Decryption in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover AES keys by leveraging cache-bank timing differences.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (4)

Debian — Debian LinuxMariadb — MariadbOracle — MysqlWolfssl — Wolfssl

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2016-7440",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-12-13T16:59:10.190",
  "references": [
    {
      "url": "http://www.debian.org/security/2016/dsa-3706",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/93659",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1037050",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2016/dsa-3706",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/93659",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1037050",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The C software implementation of AES Encryption and Decryption in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover AES keys by leveraging cache-bank timing differences."
    },
    {
      "lang": "es",
      "value": "La implementación de software C de AES Encryption and Decryption en wolfSSL (anterioremtne CyaSSL) en versiones anteriores a 3.9.10 hace más fácil para usuarios locales descubrir las claves AES aprovechando las diferencias de tiempo de banco del cachè."
    }
  ],
  "lastModified": "2026-06-17T00:53:04.467",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "06A4DF4B-A863-4091-8FE1-3DB55B99B7B0",
              "versionEndExcluding": "5.5.53",
              "versionStartIncluding": "5.5.0"
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B4C9A810-E03B-40D5-9B47-EFD7891283AE",
              "versionEndExcluding": "10.0.28",
              "versionStartIncluding": "10.0.0"
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "71A20CCF-309C-474B-B717-DB924D8AA0D5",
              "versionEndExcluding": "10.1.19",
              "versionStartIncluding": "10.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "982457CB-92BD-4CC2-A377-8AE7C44AE939",
              "versionEndIncluding": "5.5.52",
              "versionStartIncluding": "5.5.0"
            },
            {
              "criteria": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6663D88B-4649-4910-A5FB-C384BC4C8AA7",
              "versionEndIncluding": "5.6.33",
              "versionStartIncluding": "5.6.0"
            },
            {
              "criteria": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4D0BA40E-DDBD-4419-8DED-39FEF868B737",
              "versionEndIncluding": "5.7.15",
              "versionStartIncluding": "5.7.0"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F1EBFEB1-830B-46E9-AC40-96FF66DC09B6",
              "versionEndExcluding": "3.9.10"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}