FKIE_CVE-2016-9900

Vulnerability from fkie_nvd - Published: 2018-06-11 21:29 - Updated: 2026-06-17 00:56
Severity
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of "data:" URLs. This could allow for cross-domain data leakage. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
References
security@mozilla.orghttp://rhn.redhat.com/errata/RHSA-2016-2946.htmlThird Party Advisory
security@mozilla.orghttp://rhn.redhat.com/errata/RHSA-2016-2973.htmlThird Party Advisory
security@mozilla.orghttp://www.securityfocus.com/bid/94885Third Party Advisory, VDB Entry
security@mozilla.orghttp://www.securitytracker.com/id/1037461Third Party Advisory, VDB Entry
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1319122Exploit, Issue Tracking, Patch, Vendor Advisory
security@mozilla.orghttps://security.gentoo.org/glsa/201701-15Third Party Advisory
security@mozilla.orghttps://www.debian.org/security/2017/dsa-3757Third Party Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2016-94/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2016-95/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2016-96/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-2946.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-2973.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94885Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037461Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1319122Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201701-15Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2017/dsa-3757Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2016-94/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2016-95/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2016-96/Vendor Advisory
Impacted products
Vendor Product Version
debian debian_linux 9.0
redhat enterprise_linux 5.0
redhat enterprise_linux 6.0
redhat enterprise_linux 7.0
redhat enterprise_linux_desktop 5.0
redhat enterprise_linux_desktop 6.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_server 5.0
redhat enterprise_linux_server 6.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.3
redhat enterprise_linux_server_aus 7.4
redhat enterprise_linux_server_eus 7.3
redhat enterprise_linux_server_eus 7.4
redhat enterprise_linux_server_eus 7.5
redhat enterprise_linux_workstation 5.0
redhat enterprise_linux_workstation 6.0
redhat enterprise_linux_workstation 7.0
mozilla thunderbird *
mozilla firefox *
mozilla firefox *
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of \"data:\" URLs. This could allow for cross-domain data leakage. This vulnerability affects Firefox \u003c 50.1, Firefox ESR \u003c 45.6, and Thunderbird \u003c 45.6."
    },
    {
      "lang": "es",
      "value": "Los recursos externos que deber\u00edan estar bloqueados al ser cargados por im\u00e1genes SVG pueden omitir restricciones de seguridad mediante el uso de URL \"data:\". Esto podr\u00eda permitir el filtrado de datos Cross-Domain. La vulnerabilidad afecta a Firefox en versiones anteriores a la 50.1, Firefox ESR en versiones anteriores a la 45.6 y Thunderbird en versiones anteriores a la 45.6."
    }
  ],
  "id": "CVE-2016-9900",
  "lastModified": "2026-06-17T00:56:45.010",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": true,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "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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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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  "published": "2018-06-11T21:29:02.233",
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
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          "lang": "en",
          "value": "CWE-254"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.