Vulnerability-Lookup

CNVD-2016-11707

Vulnerability from cnvd - Published: 2016-12-01

Title

Xen内存破坏漏洞

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。基于x86 64位系统用户的Xen存在内存破坏漏洞，攻击者可利用该漏洞获取敏感信息，在受影响程序上下文中执行任意脚本代码，或失败的攻击将导致拒绝服务。

Severity

高

Patch Name

Xen内存破坏漏洞的补丁

Patch Description

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.xenproject.org/xsa/advisory-195.html

Reference

http://www.securityfocus.com/bid/94474

Impacted products

Name
Xen Xen

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "94474"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-9383"
    }
  },
  "description": "Xen\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u865a\u62df\u673a\u76d1\u89c6\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u80fd\u591f\u4f7f\u4e0d\u540c\u548c\u4e0d\u517c\u5bb9\u7684\u64cd\u4f5c\u7cfb\u7edf\u8fd0\u884c\u5728\u540c\u4e00\u53f0\u8ba1\u7b97\u673a\u4e0a\uff0c\u5e76\u652f\u6301\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u8fc1\u79fb\uff0c\u4fdd\u8bc1\u6b63\u5e38\u8fd0\u884c\u5e76\u4e14\u907f\u514d\u5b95\u673a\u3002\r\n\r\n\u57fa\u4e8ex86 64\u4f4d\u7cfb\u7edf\u7528\u6237\u7684Xen\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff0c\u5728\u53d7\u5f71\u54cd\u7a0b\u5e8f\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u811a\u672c\u4ee3\u7801\uff0c\u6216\u5931\u8d25\u7684\u653b\u51fb\u5c06\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "George Dunlap of Citrix.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://xenbits.xenproject.org/xsa/advisory-195.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-11707",
  "openTime": "2016-12-01",
  "patchDescription": "Xen\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u865a\u62df\u673a\u76d1\u89c6\u5668\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u80fd\u591f\u4f7f\u4e0d\u540c\u548c\u4e0d\u517c\u5bb9\u7684\u64cd\u4f5c\u7cfb\u7edf\u8fd0\u884c\u5728\u540c\u4e00\u53f0\u8ba1\u7b97\u673a\u4e0a\uff0c\u5e76\u652f\u6301\u5728\u8fd0\u884c\u65f6\u8fdb\u884c\u8fc1\u79fb\uff0c\u4fdd\u8bc1\u6b63\u5e38\u8fd0\u884c\u5e76\u4e14\u907f\u514d\u5b95\u673a\u3002\r\n\r\n\u57fa\u4e8ex86 64\u4f4d\u7cfb\u7edf\u7528\u6237\u7684Xen\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff0c\u5728\u53d7\u5f71\u54cd\u7a0b\u5e8f\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u811a\u672c\u4ee3\u7801\uff0c\u6216\u5931\u8d25\u7684\u653b\u51fb\u5c06\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Xen\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Xen Xen"
  },
  "referenceLink": "http://www.securityfocus.com/bid/94474",
  "serverity": "\u9ad8",
  "submitTime": "2016-11-29",
  "title": "Xen\u5185\u5b58\u7834\u574f\u6f0f\u6d1e"
}

CVE-2016-9383 (GCVE-0-2016-9383)

Vulnerability from cvelistv5 – Published: 2017-01-23 21:00 – Updated: 2024-08-06 02:50

Summary

Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute arbitrary code on the host by leveraging broken emulation of bit test instructions.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
http://www.securityfocus.com/bid/94474	vdb-entryx_refsource_BID
https://security.gentoo.org/glsa/201612-56	vendor-advisoryx_refsource_GENTOO
http://xenbits.xen.org/xsa/advisory-195.html	x_refsource_CONFIRM
http://www.securitytracker.com/id/1037346	vdb-entryx_refsource_SECTRACK
https://support.citrix.com/article/CTX218775	x_refsource_CONFIRM

Date Public

2016-11-22 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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Action not permitted

CNVD-2016-11707

CVE-2016-9383 (GCVE-0-2016-9383)

Tags

Sightings

Nomenclature

Related by attack behaviour