CVE-2015-3743

Status: ModifiedMedium (6.8)—
WebKit, as used in Apple iOS before 8.4.1 and Safari before 6.2.8, 7.x before 7.1.8, and 8.x before 8.0.8, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2015-08-13-1 and APPLE-SA-2015-08-13-3.
CVSS

Version: 2.0
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Base score: 6.8
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 2.67%
Percentile among all scored CVEs: 85
Score date: 10/8/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (4)

Apple — Iphone OS Apple — Itunes Apple — Safari Canonical — Ubuntu Linux
CWEs

CWE-119
References

Raw JSON (NVD)

Show
{
  "id": "CVE-2015-3743",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@apple.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-08-16T23:59:16.427",
  "references": [
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00000.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html",
      "tags": [
        "Mailing List",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00132.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/76338",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1033274",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2937-1",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/HT205221",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/kb/HT205030",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/kb/HT205033",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00000.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html",
      "tags": [
        "Mailing List",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00132.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/76338",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1033274",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-2937-1",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/HT205221",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/kb/HT205030",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/kb/HT205033",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "WebKit, as used in Apple iOS before 8.4.1 and Safari before 6.2.8, 7.x before 7.1.8, and 8.x before 8.0.8, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2015-08-13-1 and APPLE-SA-2015-08-13-3."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en WebKit, tal como se utiliza en Apple iOS en versiones anteriores a 8.4.1 y en Safari en versiones anteriores a 6.2.8, 7.x en versiones anteriores a 7.1.8 y 8.x en versiones anteriores a 8.0.8, permite a atacantes remotos ejecutar código arbitrario o causar denegación de servicio (corrupción de memoria y caída de aplicación) a través de un sitio web manipulado, una vulnerabilidad diferente a otras CVEs WebKit listadas en APPLE-SA-2015-08-13-1 y APPLE-SA-2105-08-13-3."
    }
  ],
  "lastModified": "2026-06-17T00:26:12.637",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C417D4CD-EC8C-4572-A017-F571CD6A2F78",
              "versionEndIncluding": "12.2"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "47782F4A-23C6-4F74-B4D1-DE59356AA9AB",
              "versionEndExcluding": "6.2.8",
              "versionStartIncluding": "6.0"
            },
            {
              "criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2532A5EF-F419-4D51-BFB0-70AA3269691B",
              "versionEndExcluding": "7.1.8",
              "versionStartIncluding": "7.0"
            },
            {
              "criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D5A5B82D-B522-4F3F-B46B-DA1317F75C60",
              "versionEndExcluding": "8.0.8",
              "versionStartIncluding": "8.0"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F597127C-D985-43BC-AE13-8E076B270CC4",
              "versionEndExcluding": "8.4.1"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@apple.com"
}