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FKIE_CVE-2016-9446

Vulnerability from fkie_nvd - Published: 2017-01-23 21:59 - Updated: 2026-06-17 00:56
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
The vmnc decoder in the gstreamer does not initialize the render canvas, which allows remote attackers to obtain sensitive information as demonstrated by thumbnailing a simple 1 frame vmnc movie that does not draw to the allocated render canvas.
References
security@opentext.comhttp://www.openwall.com/lists/oss-security/2016/11/18/12
security@opentext.comhttp://www.openwall.com/lists/oss-security/2016/11/18/13
security@opentext.comhttp://www.securityfocus.com/bid/94423
security@opentext.comhttps://access.redhat.com/errata/RHSA-2017:2060
security@opentext.comhttps://bugzilla.gnome.org/show_bug.cgi?id=774533
security@opentext.comhttps://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
security@opentext.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM7IXFGHV66KNWGWG6ZBDNKXD2UJL2VQ/
security@opentext.comhttps://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
security@opentext.comhttps://security.gentoo.org/glsa/201705-10
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/11/18/12
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/11/18/13
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94423
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2060
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.gnome.org/show_bug.cgi?id=774533
af854a3a-2127-422b-91ae-364da2661108https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/commit/gst/vmnc/vmncdec.c?id=4cb1bcf1422bbcd79c0f683edb7ee85e3f7a31fe
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM7IXFGHV66KNWGWG6ZBDNKXD2UJL2VQ/
af854a3a-2127-422b-91ae-364da2661108https://scarybeastsecurity.blogspot.de/2016/11/0day-poc-risky-design-decisions-in.html
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201705-10
Impacted products
Vendor Product Version
gstreamer gstreamer *
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_eus 7.4
redhat enterprise_linux_eus 7.5
redhat enterprise_linux_eus 7.6
redhat enterprise_linux_eus 7.7
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.4
redhat enterprise_linux_server_aus 7.6
redhat enterprise_linux_server_aus 7.7
redhat enterprise_linux_server_tus 7.6
redhat enterprise_linux_server_tus 7.7
redhat enterprise_linux_workstation 7.0
fedoraproject fedora 35
To clipboard 

{
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          "vendor": "n/a",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The vmnc decoder in the gstreamer does not initialize the render canvas, which allows remote attackers to obtain sensitive information as demonstrated by thumbnailing a simple 1 frame vmnc movie that does not draw to the allocated render canvas."
    },
    {
      "lang": "es",
      "value": "El decodificador vmnc en el gstreamer no inicializa el lienzo de renderizado, lo que permite a permite a atacantes remotos obtener informaci\u00f3n sensible como se demuestra mediante la miniatura de una simple pel\u00edcula vmnc de un frame que no dibuja el lienzo de renderizado asignado."
    }
  ],
  "id": "CVE-2016-9446",
  "lastModified": "2026-06-17T00:56:05.143",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "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"
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        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
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          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
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        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  "published": "2017-01-23T21:59:03.063",
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      "source": "security@opentext.com",
      "url": "http://www.openwall.com/lists/oss-security/2016/11/18/12"
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      "source": "security@opentext.com",
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      "source": "security@opentext.com",
      "url": "http://www.securityfocus.com/bid/94423"
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      "source": "security@opentext.com",
      "url": "https://access.redhat.com/errata/RHSA-2017:2060"
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      "url": "https://bugzilla.gnome.org/show_bug.cgi?id=774533"
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          "value": "CWE-665"
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      "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.


Detection rules are retrieved from Rulezet.


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