Vulnerability-Lookup

CNVD-2017-04092

Vulnerability from cnvd - Published: 2017-04-07

Title

LXC 'lxc/lxc_user_nic.c'权限提升漏洞

Description

XC（LinuX Containers）是Linux内核容器功能的一个用户空间接口，它通过强大的API和简单的工具，使Linux用户易于创建和管理系统或应用容器。 LXC 'lxc/lxc_user_nic.c'存在权限提升漏洞。攻击者利用该漏洞获得提升的权限。

Severity

低

Patch Name

LXC 'lxc/lxc_user_nic.c'权限提升漏洞的补丁

Patch Description

XC（LinuX Containers）是Linux内核容器功能的一个用户空间接口，它通过强大的API和简单的工具，使Linux用户易于创建和管理系统或应用容器。 LXC 'lxc/lxc_user_nic.c'存在权限提升漏洞。攻击者利用该漏洞获得提升的权限。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: https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676

Reference

https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676 https://nvd.nist.gov/vuln/detail/CVE-2017-5985 http://www.securityfocus.com/bid/96777

Impacted products

Name
['LXC LXC <=1.0.9', 'LXC LXC <=2.0.6']

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "96777"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-5985",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5985"
    }
  },
  "description": "XC\uff08LinuX Containers\uff09\u662fLinux\u5185\u6838\u5bb9\u5668\u529f\u80fd\u7684\u4e00\u4e2a\u7528\u6237\u7a7a\u95f4\u63a5\u53e3\uff0c\u5b83\u901a\u8fc7\u5f3a\u5927\u7684API\u548c\u7b80\u5355\u7684\u5de5\u5177\uff0c\u4f7fLinux\u7528\u6237\u6613\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u7cfb\u7edf\u6216\u5e94\u7528\u5bb9\u5668\u3002\r\n\r\nLXC \u0027lxc/lxc_user_nic.c\u0027\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u5f97\u63d0\u5347\u7684\u6743\u9650\u3002",
  "discovererName": "Jann Horn",
  "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:\r\nhttps://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-04092",
  "openTime": "2017-04-07",
  "patchDescription": "XC\uff08LinuX Containers\uff09\u662fLinux\u5185\u6838\u5bb9\u5668\u529f\u80fd\u7684\u4e00\u4e2a\u7528\u6237\u7a7a\u95f4\u63a5\u53e3\uff0c\u5b83\u901a\u8fc7\u5f3a\u5927\u7684API\u548c\u7b80\u5355\u7684\u5de5\u5177\uff0c\u4f7fLinux\u7528\u6237\u6613\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u7cfb\u7edf\u6216\u5e94\u7528\u5bb9\u5668\u3002\r\n\r\nLXC \u0027lxc/lxc_user_nic.c\u0027\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u5f97\u63d0\u5347\u7684\u6743\u9650\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": "LXC \u0027lxc/lxc_user_nic.c\u0027\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "LXC LXC \u003c=1.0.9",
      "LXC LXC  \u003c=2.0.6"
    ]
  },
  "referenceLink": "https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-5985\r\nhttp://www.securityfocus.com/bid/96777",
  "serverity": "\u4f4e",
  "submitTime": "2017-03-15",
  "title": "LXC \u0027lxc/lxc_user_nic.c\u0027\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2017-5985 (GCVE-0-2017-5985)

Vulnerability from cvelistv5 – Published: 2017-03-14 17:00 – Updated: 2024-08-05 15:18

Summary

lxc-user-nic in Linux Containers (LXC) allows local users with a lxc-usernet allocation to create network interfaces on the host and choose the name of those interfaces by leveraging lack of netns ownership check.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

7 references

URL	Tags
https://lists.linuxcontainers.org/pipermail/lxc-d…	mailing-listx_refsource_MLIST
https://github.com/lxc/lxc/commit/16af238036a5464…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/96777	vdb-entryx_refsource_BID
https://bugs.launchpad.net/ubuntu/+source/lxc/+bu…	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3224-1	vendor-advisoryx_refsource_UBUNTU
http://www.openwall.com/lists/oss-security/2017/03/09/4	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Date Public

2017-03-09 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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

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.