Vulnerability-Lookup

CNVD-2015-01673

Vulnerability from cnvd - Published: 2015-03-16

Title

Xen存在多个漏洞

Description

Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 3.2.x版本至4.5.x版本的x86模拟器中存在信息泄露、拒绝服务和任意代码执行漏洞。本地虚拟机端攻击者可利用该漏洞获取敏感信息，造成拒绝服务（内存损坏），或执行任意代码。

Severity

高

Patch Name

Xen存在多个漏洞的补丁

Patch Description

Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。Xen 3.2.x版本至4.5.x版本的x86模拟器中存在信息泄露、拒绝服务和任意代码执行漏洞。本地虚拟机端攻击者可利用该漏洞获取敏感信息，造成拒绝服务（内存损坏），或执行任意代码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://xenbits.xen.org/xsa/advisory-123.html

Reference

https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-2151 http://www.tuicool.com/articles/7bQ3iy7

Impacted products

Name
Xen Xen 3.3.x-4.5.x

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2015-2151"
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  "discovererName": "Felix Wilhelm of ERNW GmbH",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-01673",
  "openTime": "2015-03-16",
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  "serverity": "\u9ad8",
  "submitTime": "2015-03-13",
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}

CVE-2015-2151 (GCVE-0-2015-2151)

Vulnerability from cvelistv5 – Published: 2015-03-12 14:00 – Updated: 2024-08-06 05:10

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.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

14 references

URL	Tags
http://www1.huawei.com/en/security/psirt/security…	x_refsource_CONFIRM
http://support.citrix.com/article/CTX200484	x_refsource_CONFIRM
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
http://xenbits.xen.org/xsa/advisory-123.html	x_refsource_CONFIRM
http://www.securitytracker.com/id/1031903	vdb-entryx_refsource_SECTRACK
http://www.debian.org/security/2015/dsa-3181	vendor-advisoryx_refsource_DEBIAN
http://kb.juniper.net/InfoCenter/index?page=conte…	x_refsource_CONFIRM
http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/201604-03	vendor-advisoryx_refsource_GENTOO
http://www.securityfocus.com/bid/73015	vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1031806	vdb-entryx_refsource_SECTRACK

Date Public

2015-03-10 00:00

Show details on NVD website

JSON

To clipboard

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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.

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CNVD-2015-01673

CVE-2015-2151 (GCVE-0-2015-2151)

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