Vulnerability-Lookup

CNVD-2021-35236

Vulnerability from cnvd - Published: 2021-05-18

Title

JetBrains TeamCity存在未明漏洞（CNVD-2021-35236）

Description

JetBrains TeamCity是捷克JetBrains（Jetbrains）公司的一套分布式构建管理和持续集成工具。该工具提供持续单元测试、代码质量分析和构建问题分析报告等功能。 JetBrains TeamCity 2020.2.3之前版本存在安全漏洞。该漏洞源于程序在GitHub SSO令牌交换期间未对redirect_uri进行足够的检查。目前没有详细漏洞细节提供。

Severity

中

Patch Name

JetBrains TeamCity存在未明漏洞（CNVD-2021-35236）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://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-31913

Impacted products

Name
JetBrains TeamCity <2020.2.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31913",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-31913"
    }
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  "description": "JetBrains TeamCity\u662f\u6377\u514bJetBrains\uff08Jetbrains\uff09\u516c\u53f8\u7684\u4e00\u5957\u5206\u5e03\u5f0f\u6784\u5efa\u7ba1\u7406\u548c\u6301\u7eed\u96c6\u6210\u5de5\u5177\u3002\u8be5\u5de5\u5177\u63d0\u4f9b\u6301\u7eed\u5355\u5143\u6d4b\u8bd5\u3001\u4ee3\u7801\u8d28\u91cf\u5206\u6790\u548c\u6784\u5efa\u95ee\u9898\u5206\u6790\u62a5\u544a\u7b49\u529f\u80fd\u3002\n\nJetBrains TeamCity 2020.2.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728GitHub SSO\u4ee4\u724c\u4ea4\u6362\u671f\u95f4\u672a\u5bf9redirect_uri\u8fdb\u884c\u8db3\u591f\u7684\u68c0\u67e5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1ahttps://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-35236",
  "openTime": "2021-05-18",
  "patchDescription": "JetBrains TeamCity\u662f\u6377\u514bJetBrains\uff08Jetbrains\uff09\u516c\u53f8\u7684\u4e00\u5957\u5206\u5e03\u5f0f\u6784\u5efa\u7ba1\u7406\u548c\u6301\u7eed\u96c6\u6210\u5de5\u5177\u3002\u8be5\u5de5\u5177\u63d0\u4f9b\u6301\u7eed\u5355\u5143\u6d4b\u8bd5\u3001\u4ee3\u7801\u8d28\u91cf\u5206\u6790\u548c\u6784\u5efa\u95ee\u9898\u5206\u6790\u62a5\u544a\u7b49\u529f\u80fd\u3002\r\n\r\nJetBrains TeamCity 2020.2.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728GitHub SSO\u4ee4\u724c\u4ea4\u6362\u671f\u95f4\u672a\u5bf9redirect_uri\u8fdb\u884c\u8db3\u591f\u7684\u68c0\u67e5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "JetBrains TeamCity\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-35236\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "JetBrains TeamCity \u003c2020.2.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-31913",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-14",
  "title": "JetBrains TeamCity\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-35236\uff09"
}

CVE-2021-31913 (GCVE-0-2021-31913)

Vulnerability from cvelistv5 – Published: 2021-05-11 12:09 – Updated: 2024-08-03 23:10

Summary

In JetBrains TeamCity before 2020.2.3, insufficient checks of the redirect_uri were made during GitHub SSO token exchange.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://blog.jetbrains.com	x_refsource_MISC
https://blog.jetbrains.com/blog/2021/05/07/jetbra…	x_refsource_MISC

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.