Vulnerability-Lookup

CNVD-2021-26076

Vulnerability from cnvd - Published: 2021-04-09

Title

GitLab跨站脚本漏洞（CNVD-2021-26076）

Description

GitLab是一个利用Ruby on Rails开发的开源应用程序，实现一个自托管的Git项目仓库，可通过Web界面进行访问公开的或者私人项目。 GitLab中的SVG文件预览存在跨站脚本漏洞，攻击者可利用该漏洞执行客户端代码。

Severity

中

Formal description

厂商尚未提供漏洞修补方案，请关注厂商主页及时更新： https://hackerone.com/reports/758653

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-13339

Impacted products

Name
['GitLab GitLab <13.2.10', 'GitLab GitLab <13.3.7', 'GitLab GitLab <13.4.2']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-13339",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-13339"
    }
  },
  "description": "GitLab\u662f\u4e00\u4e2a\u5229\u7528Ruby on Rails\u5f00\u53d1\u7684\u5f00\u6e90\u5e94\u7528\u7a0b\u5e8f\uff0c\u5b9e\u73b0\u4e00\u4e2a\u81ea\u6258\u7ba1\u7684Git\u9879\u76ee\u4ed3\u5e93\uff0c\u53ef\u901a\u8fc7Web\u754c\u9762\u8fdb\u884c\u8bbf\u95ee\u516c\u5f00\u7684\u6216\u8005\u79c1\u4eba\u9879\u76ee\u3002\n\nGitLab\u4e2d\u7684SVG\u6587\u4ef6\u9884\u89c8\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u5ba2\u6237\u7aef\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u8865\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://hackerone.com/reports/758653",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-26076",
  "openTime": "2021-04-09",
  "products": {
    "product": [
      "GitLab GitLab \u003c13.2.10",
      "GitLab GitLab \u003c13.3.7",
      "GitLab GitLab \u003c13.4.2"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-13339",
  "serverity": "\u4e2d",
  "submitTime": "2020-10-10",
  "title": "GitLab\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-26076\uff09"
}

CVE-2020-13339 (GCVE-0-2020-13339)

Vulnerability from cvelistv5 – Published: 2020-10-08 13:51 – Updated: 2024-08-04 12:18

Summary

An issue has been discovered in GitLab affecting all versions before 13.2.10, 13.3.7 and 13.4.2: XSS in SVG File Preview. Overall impact is limited due to the current user only being impacted.

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L

CWE

Improper neutralization of input during web page generation ('cross-site scripting') in GitLab

Assigner

GitLab mitre root

References

3 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/118477	x_refsource_MISC
https://hackerone.com/reports/758653	x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
GitLab	GitLab	Affected: >=12.10, <13.2.10 Affected: >=13.3, <13.3.7 Affected: >=13.4, <13.4.2

Credits

Thanks [aryan2808](https://hackerone.com/aryan2808) for reporting this vulnerability through our HackerOne bug bounty program

Show details on NVD website

JSON

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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.