fkie_cve-2016-5008
Vulnerability from fkie_nvd
Published
2016-07-13 15:59
Modified
2025-04-12 10:46
Severity ?
Summary
libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| redhat | libvirt | * | |
| debian | debian_linux | 8.0 |
{
"configurations": [
{
"nodes": [
{
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"matchCriteriaId": "ACADE274-009D-42CD-A7A7-7212323F9254",
"versionEndIncluding": "1.3.5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server."
},
{
"lang": "es",
"value": "libvirt en versiones anteriores a 2.0.0 desactiva inadecuadamente la comprobaci\u00f3n de contrase\u00f1as cuando la contrase\u00f1a en un servidor VNC est\u00e1 establecida en una cadena vac\u00eda, lo que permite a atacantes remotos eludir la autenticaci\u00f3n y establecer una sesi\u00f3in VNC conect\u00e1ndose al servidor."
}
],
"id": "CVE-2016-5008",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV30": [
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
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]
},
"published": "2016-07-13T15:59:05.873",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00054.html"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00055.html"
},
{
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"url": "http://lists.opensuse.org/opensuse-updates/2016-08/msg00024.html"
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{
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"url": "http://rhn.redhat.com/errata/RHSA-2016-2577.html"
},
{
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"tags": [
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],
"url": "http://security.libvirt.org/2016/0001.html"
},
{
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"url": "http://www.debian.org/security/2016/dsa-3613"
},
{
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"url": "http://www.securityfocus.com/bid/91562"
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1180092"
},
{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZZMOMRXNPALA34XDF5NK363KDLAYSTL/"
},
{
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},
{
"source": "secalert@redhat.com",
"url": "https://usn.ubuntu.com/3576-1/"
},
{
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"url": "http://lists.opensuse.org/opensuse-updates/2016-07/msg00055.html"
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"url": "http://lists.opensuse.org/opensuse-updates/2016-08/msg00024.html"
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"url": "http://rhn.redhat.com/errata/RHSA-2016-2577.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "http://security.libvirt.org/2016/0001.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2016/dsa-3613"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/91562"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1180092"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZZMOMRXNPALA34XDF5NK363KDLAYSTL/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QTQF6LXKEEMJG4VOOCIAPJAD6ACBYP4W/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://usn.ubuntu.com/3576-1/"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-284"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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