FKIE_CVE-2018-7541
Vulnerability from fkie_nvd - Published: 2018-02-27 19:29 - Updated: 2024-11-21 04:12
Severity ?
Summary
An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| xen | xen | * | |
| debian | debian_linux | 9.0 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CCDFE96D-9999-441D-ACD6-74C3A2FDD8EF",
"versionEndIncluding": "4.10.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
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}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1."
},
{
"lang": "es",
"value": "Se ha descubierto un problema en Xen hasta las versiones 4.10.x que permite que usuarios invitados del sistema operativo provoquen una denegaci\u00f3n de servicio (cierre inesperado del hipervisor) o que puedan obtener privilegios desencadenando una transici\u00f3n de tabla grant de v2 a v1."
}
],
"id": "CVE-2018-7541",
"lastModified": "2024-11-21T04:12:19.777",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.1,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 8.5,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
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"cvssMetricV30": [
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"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
"version": "3.0"
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"impactScore": 6.0,
"source": "nvd@nist.gov",
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},
"published": "2018-02-27T19:29:00.653",
"references": [
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/103177"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1040775"
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{
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"tags": [
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"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00003.html"
},
{
"source": "cve@mitre.org",
"url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00013.html"
},
{
"source": "cve@mitre.org",
"url": "https://security.gentoo.org/glsa/201810-06"
},
{
"source": "cve@mitre.org",
"url": "https://support.citrix.com/article/CTX232096"
},
{
"source": "cve@mitre.org",
"url": "https://support.citrix.com/article/CTX232655"
},
{
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"tags": [
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"url": "https://www.debian.org/security/2018/dsa-4131"
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{
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"tags": [
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"url": "https://xenbits.xen.org/xsa/advisory-255.html"
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"url": "http://www.securityfocus.com/bid/103177"
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},
{
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/201810-06"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.citrix.com/article/CTX232096"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.citrix.com/article/CTX232655"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://www.debian.org/security/2018/dsa-4131"
},
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"tags": [
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"url": "https://xenbits.xen.org/xsa/advisory-255.html"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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.
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