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CVE-2021-21432— Reject unauthorized access with GitHub PATs

Quick assessment

Affected
go-vela server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Github Vela是美国Github公司的一个应用程序。提供一个自动化框架。 Vela 0.7.5 存在授权问题漏洞，该漏洞源于身份验证机制使一些恶意用户能够利用注入到文件中的凭证获取秘密。

CVSS 7.5 · High EPSS 0.99% · P61

Possible ATT&CK Techniques 1 AI

T1528 · Steal Application Access Token
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I. Basic Information for CVE-2021-21432

Vulnerability Information
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Vulnerability Title
Reject unauthorized access with GitHub PATs
Source: CVE Program / CVE List V5
Vulnerability Description
Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. An authentication mechanism added in version 0.7.0 enables some malicious user to obtain secrets utilizing the injected credentials within the `~/.netrc` file. Refer to the referenced GitHub Security Advisory for complete details. This is fixed in version 0.7.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Github Vela 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Github Vela是美国Github公司的一个应用程序。提供一个自动化框架。 Vela 0.7.5 存在授权问题漏洞，该漏洞源于身份验证机制使一些恶意用户能够利用注入到文件中的凭证获取秘密。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
go-vela server >= 0.7.0, < 0.7.5 -

II. Public POCs for CVE-2021-21432

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III. Intelligence Information for CVE-2021-21432

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Patches & Fixes for CVE-2021-21432 (1)

Vendor Advisories for CVE-2021-21432 (1)

Other References for CVE-2021-21432 (2)

IV. Related Vulnerabilities

Same product: server
Same vendor: go-vela
Same weakness: CWE-285

V. Comments for CVE-2021-21432

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