Vulnerability-Lookup

CNVD-2020-22021

Vulnerability from cnvd - Published: 2020-04-09

Title

GitLab竞争条件漏洞

Description

GitLab是美国GitLab公司的一款使用Ruby on Rails开发的、Git（版本控制系统）项目仓库应用程序。该程序可用于查阅项目的文件内容、提交历史、Bug列表等。 GitLab 8.17及之后版本(社区版)和8.3及之后版本(企业版)中存在竞争条件漏洞。该漏洞源于网络系统或产品在运行过程中，并发代码需要互斥地访问共享资源时，对于并发访问的处理不当。攻击者可利用该漏洞未经授权访问GitLab Pages chroot环境中的文件。

Severity

中

Patch Name

GitLab竞争条件漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/

Reference

https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/

Impacted products

Name
['GitLab GitLab CE <=8.17', 'GitLab GitLab EE <=8.3']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-19572",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2018-19572"
    }
  },
  "description": "GitLab\u662f\u7f8e\u56fdGitLab\u516c\u53f8\u7684\u4e00\u6b3e\u4f7f\u7528Ruby on Rails\u5f00\u53d1\u7684\u3001Git\uff08\u7248\u672c\u63a7\u5236\u7cfb\u7edf\uff09\u9879\u76ee\u4ed3\u5e93\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u53ef\u7528\u4e8e\u67e5\u9605\u9879\u76ee\u7684\u6587\u4ef6\u5185\u5bb9\u3001\u63d0\u4ea4\u5386\u53f2\u3001Bug\u5217\u8868\u7b49\u3002\n\nGitLab 8.17\u53ca\u4e4b\u540e\u7248\u672c(\u793e\u533a\u7248)\u548c8.3\u53ca\u4e4b\u540e\u7248\u672c(\u4f01\u4e1a\u7248)\u4e2d\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5e76\u53d1\u4ee3\u7801\u9700\u8981\u4e92\u65a5\u5730\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\u65f6\uff0c\u5bf9\u4e8e\u5e76\u53d1\u8bbf\u95ee\u7684\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u672a\u7ecf\u6388\u6743\u8bbf\u95eeGitLab Pages chroot\u73af\u5883\u4e2d\u7684\u6587\u4ef6\u3002",
  "discovererName": "Bastian Blank",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-22021",
  "openTime": "2020-04-09",
  "patchDescription": "GitLab\u662f\u7f8e\u56fdGitLab\u516c\u53f8\u7684\u4e00\u6b3e\u4f7f\u7528Ruby on Rails\u5f00\u53d1\u7684\u3001Git\uff08\u7248\u672c\u63a7\u5236\u7cfb\u7edf\uff09\u9879\u76ee\u4ed3\u5e93\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u53ef\u7528\u4e8e\u67e5\u9605\u9879\u76ee\u7684\u6587\u4ef6\u5185\u5bb9\u3001\u63d0\u4ea4\u5386\u53f2\u3001Bug\u5217\u8868\u7b49\u3002\r\n\r\nGitLab 8.17\u53ca\u4e4b\u540e\u7248\u672c(\u793e\u533a\u7248)\u548c8.3\u53ca\u4e4b\u540e\u7248\u672c(\u4f01\u4e1a\u7248)\u4e2d\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5e76\u53d1\u4ee3\u7801\u9700\u8981\u4e92\u65a5\u5730\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\u65f6\uff0c\u5bf9\u4e8e\u5e76\u53d1\u8bbf\u95ee\u7684\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u672a\u7ecf\u6388\u6743\u8bbf\u95eeGitLab Pages chroot\u73af\u5883\u4e2d\u7684\u6587\u4ef6\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": "GitLab\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "GitLab GitLab CE \u003c=8.17",
      "GitLab GitLab EE \u003c=8.3"
    ]
  },
  "referenceLink": "https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/",
  "serverity": "\u4e2d",
  "submitTime": "2019-07-12",
  "title": "GitLab\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e"
}

CVE-2018-19572 (GCVE-0-2018-19572)

Vulnerability from cvelistv5 – Published: 2019-07-10 15:32 – Updated: 2024-08-05 11:37

Summary

GitLab CE 8.17 and later and EE 8.3 and later have a symlink time-of-check-to-time-of-use race condition that would allow unauthorized access to files in the GitLab Pages chroot environment. This is fixed in versions 11.5.1, 11.4.8, and 11.3.11.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab-pages/issues/98	x_refsource_MISC
https://about.gitlab.com/2018/11/28/security-rele…	x_refsource_CONFIRM

Date Public

2018-11-28 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-2020-22021

CVE-2018-19572 (GCVE-0-2018-19572)

Tags

Sightings

Nomenclature

Related by attack behaviour