FKIE_CVE-2013-0776

Vulnerability from fkie_nvd - Published: 2013-02-19 23:55 - Updated: 2026-06-16 23:50
Severity
Summary
Mozilla Firefox before 19.0, Firefox ESR 17.x before 17.0.3, Thunderbird before 17.0.3, Thunderbird ESR 17.x before 17.0.3, and SeaMonkey before 2.16 allow man-in-the-middle attackers to spoof the address bar by operating a proxy server that provides a 407 HTTP status code accompanied by web script, as demonstrated by a phishing attack on an HTTPS site.
References
security@mozilla.orghttp://lists.opensuse.org/opensuse-security-announce/2013-02/msg00017.htmlMailing List, Third Party Advisory
security@mozilla.orghttp://lists.opensuse.org/opensuse-updates/2013-02/msg00062.htmlMailing List, Third Party Advisory
security@mozilla.orghttp://rhn.redhat.com/errata/RHSA-2013-0271.htmlThird Party Advisory
security@mozilla.orghttp://rhn.redhat.com/errata/RHSA-2013-0272.htmlThird Party Advisory
security@mozilla.orghttp://www.debian.org/security/2013/dsa-2699Third Party Advisory
security@mozilla.orghttp://www.mozilla.org/security/announce/2013/mfsa2013-27.htmlVendor Advisory
security@mozilla.orghttp://www.ubuntu.com/usn/USN-1729-1Third Party Advisory
security@mozilla.orghttp://www.ubuntu.com/usn/USN-1729-2Third Party Advisory
security@mozilla.orghttp://www.ubuntu.com/usn/USN-1748-1Third Party Advisory
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=796475Issue Tracking, Patch, Vendor Advisory
security@mozilla.orghttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16666Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2013-02/msg00017.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2013-02/msg00062.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2013-0271.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2013-0272.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2013/dsa-2699Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.mozilla.org/security/announce/2013/mfsa2013-27.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1729-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1729-2Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1748-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=796475Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16666Third Party Advisory
Impacted products
Vendor Product Version
mozilla firefox *
mozilla firefox *
mozilla seamonkey *
mozilla thunderbird *
mozilla thunderbird_esr *
opensuse opensuse 11.4
opensuse opensuse 12.1
opensuse opensuse 12.2
redhat enterprise_linux_aus 5.9
redhat enterprise_linux_desktop 5.0
redhat enterprise_linux_desktop 6.0
redhat enterprise_linux_eus 5.9
redhat enterprise_linux_eus 6.3
redhat enterprise_linux_server 5.0
redhat enterprise_linux_server 6.0
redhat enterprise_linux_workstation 5.0
redhat enterprise_linux_workstation 6.0
debian debian_linux 7.0
canonical ubuntu_linux 10.04
canonical ubuntu_linux 11.10
canonical ubuntu_linux 12.04
canonical ubuntu_linux 12.10
To clipboard 

{
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    {
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          "vendor": "n/a",
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              "status": "affected",
              "version": "n/a"
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Mozilla Firefox before 19.0, Firefox ESR 17.x before 17.0.3, Thunderbird before 17.0.3, Thunderbird ESR 17.x before 17.0.3, and SeaMonkey before 2.16 allow man-in-the-middle attackers to spoof the address bar by operating a proxy server that provides a 407 HTTP status code accompanied by web script, as demonstrated by a phishing attack on an HTTPS site."
    },
    {
      "lang": "es",
      "value": "Mozilla Firefox anterior a v19.0, Firefox ESR v17.x anterior a v17.0.3, Thunderbird anterior a v17.0.3, Thunderbird ESR 17.x anterior a v17.0.3, y SeaMonkey anterior a v2.16 permiten ataques man-in-the-middle falsificando la barra de direcciones a trav\u00e9s de un servidor proxy que contienen una respuesta HTTP con c\u00f3digo 407 acompa\u00f1ado por secuencias de comandos web, como se demostr\u00f3 con la utilizaci\u00f3n de un ataque de phishing a un sitio HTTPS."
    }
  ],
  "id": "CVE-2013-0776",
  "lastModified": "2026-06-16T23:50:04.250",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "HIGH",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 4.9,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ]
  },
  "published": "2013-02-19T23:55:01.550",
  "references": [
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      "tags": [
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        "Third Party Advisory"
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  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Tags
Taxonomy of the tags.





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.