Vulnerability-Lookup

CNVD-2017-22588

Vulnerability from cnvd - Published: 2017-08-24

Title

systemd本地权限提升漏洞

Description

systemd是德国软件开发者Lennart Poettering和其他人共同研发的一款基于Linux的系统和服务管理器，它兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd 233及之前的版本中存在安全漏洞，该漏洞源于程序未能安全解析以数字开头的用户名（例如：0day）。攻击者可利用该漏洞以root权限运行服务。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法：https://github.com/systemd/systemd

Reference

http://www.openwall.com/lists/oss-security/2017/07/02/1

Impacted products

Name
systemd systemd <=233

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "99507"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-1000082",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000082"
    }
  },
  "description": "systemd\u662f\u5fb7\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005Lennart Poettering\u548c\u5176\u4ed6\u4eba\u5171\u540c\u7814\u53d1\u7684\u4e00\u6b3e\u57fa\u4e8eLinux\u7684\u7cfb\u7edf\u548c\u670d\u52a1\u7ba1\u7406\u5668\uff0c\u5b83\u517c\u5bb9\u4e86SysV\u548cLSB\u7684\u542f\u52a8\u811a\u672c\uff0c\u4e14\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7528\u6765\u8868\u793a\u7cfb\u7edf\u670d\u52a1\u95f4\u4f9d\u8d56\u5173\u7cfb\u7684\u6846\u67b6\u3002\r\n\r\nsystemd 233\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5b89\u5168\u89e3\u6790\u4ee5\u6570\u5b57\u5f00\u5934\u7684\u7528\u6237\u540d\uff08\u4f8b\u5982\uff1a0day\uff09\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ee5root\u6743\u9650\u8fd0\u884c\u670d\u52a1\u3002",
  "discovererName": "Daniel Skowronski",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1ahttps://github.com/systemd/systemd",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-22588",
  "openTime": "2017-08-24",
  "products": {
    "product": "systemd systemd \u003c=233"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2017/07/02/1",
  "serverity": "\u9ad8",
  "submitTime": "2017-07-11",
  "title": "systemd\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2017-1000082 (GCVE-0-2017-1000082)

Vulnerability from cvelistv5 – Published: 2017-07-07 17:00 – Updated: 2024-08-05 21:53

Summary

systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the service in question with root privileges rather than the user intended.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://github.com/systemd/systemd/issues/6237	x_refsource_CONFIRM
http://www.securitytracker.com/id/1038839	vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/99507	vdb-entryx_refsource_BID
http://www.openwall.com/lists/oss-security/2017/07/02/1	mailing-listx_refsource_MLIST

Date Public

2017-07-02 00:00

Show details on NVD website

JSON

To clipboard

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          "lang": "en",
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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.
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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-2017-22588

CVE-2017-1000082 (GCVE-0-2017-1000082)

Tags

Sightings

Nomenclature

Related by attack behaviour