{
  "id": "CVE-2005-4900",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2016-10-14T16:59:00.187",
  "lastModified": "2020-12-09T09:15:12.247",
  "vulnStatus": "Modified",
  "evaluatorComment": "SHA-1 is likely present in a large number of products across the entire IT sector. The applicability statement for this CVE will be updated when specific products are identified, as time and resources permit.",
  "descriptions": [
    {
      "lang": "en",
      "value": "SHA-1 is not collision resistant, which makes it easier for context-dependent attackers to conduct spoofing attacks, as demonstrated by attacks on the use of SHA-1 in TLS 1.2.  NOTE: this CVE exists to provide a common identifier for referencing this SHA-1 issue; the existence of an identifier is not, by itself, a technology recommendation."
    },
    {
      "lang": "es",
      "value": "SHA-1 no es resistente a la colisi\u00f3n, lo que facilita a atacantes dependientes del contexto llevar a cabo ataques de espionaje, como es demostrado por ataques en el uso de SHA-1 en TLS 1.2. NOTA: esta CVE existe para dar un identificador com\u00fan para referenciar este problema de SHA-1; la existencia de un identificador no es, en si misma, una recomendaci\u00f3n tecnol\u00f3gica."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-326"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "47.0.2526.111",
              "matchCriteriaId": "AFB52550-C3FC-4CDD-AA6E-500BD3304241"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://ia.cr/2007/474",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://shattered.io/",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.cwi.nl/news/2017/cwi-and-google-announce-first-collision-industry-security-standard-sha-1",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/12577",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://arstechnica.com/security/2017/02/at-deaths-door-for-years-widely-used-sha1-function-is-now-dead/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10340",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://security.googleblog.com/2015/12/an-update-on-sha-1-certificates-in.html",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://security.googleblog.com/2017/02/announcing-first-sha1-collision.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://sites.google.com/site/itstheshappening",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.schneier.com/blog/archives/2005/02/sha1_broken.html",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.schneier.com/blog/archives/2005/08/new_cryptanalyt.html",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}