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CERTFR-2015-AVI-110
Vulnerability from certfr_avis
De multiples vulnérabilités ont été corrigées dans Citrix XenServer. Elles permettent à un attaquant de provoquer un déni de service, une atteinte à la confidentialité des données et une élévation de privilèges.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description |
|---|
References
| Title | Publication Time | Tags | |||
|---|---|---|---|---|---|
|
|||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [],
"affected_systems_content": "\u003cp\u003e\u003c/p\u003e",
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2015-2045",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-2045"
},
{
"name": "CVE-2015-2044",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-2044"
},
{
"name": "CVE-2015-2151",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-2151"
}
],
"initial_release_date": "2015-03-11T00:00:00",
"last_revision_date": "2015-03-11T00:00:00",
"links": [],
"reference": "CERTFR-2015-AVI-110",
"revisions": [
{
"description": "version initiale.",
"revision_date": "2015-03-11T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 corrig\u00e9es dans \u003cspan\nclass=\"textit\"\u003eCitrix XenServer\u003c/span\u003e. Elles permettent \u00e0 un attaquant\nde provoquer un d\u00e9ni de service, une atteinte \u00e0 la confidentialit\u00e9 des\ndonn\u00e9es et une \u00e9l\u00e9vation de privil\u00e8ges.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Citrix XenServer",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Citrix CTX200484 du 11 mars 2015",
"url": "http://support.citrix.com/article/CTX200484"
}
]
}
CVE-2015-2151 (GCVE-0-2015-2151)
Vulnerability from cvelistv5
Published
2015-03-12 14:00
Modified
2024-08-06 05:10
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly execute arbitrary code via unspecified vectors.
References
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"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
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{
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CVE-2015-2044 (GCVE-0-2015-2044)
Vulnerability from cvelistv5
Published
2015-03-12 14:00
Modified
2024-08-06 05:02
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||||||||||||||
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CVE-2015-2045 (GCVE-0-2015-2045)
Vulnerability from cvelistv5
Published
2015-03-12 14:00
Modified
2024-08-06 05:02
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
The HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data structures, which allows local guest users to obtain sensitive information via unspecified vectors.
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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