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CVE-2021-20667

Quick assessment

Affected
WESEEK, Inc. GROWI
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.

Weseek GROWI是日本Weseek公司的一套团队协作软件。 GROWI version v4.2.2及更早版本中存在跨站脚本漏洞，该漏洞源于CSP(内容安全策略)配置不充分，允许经过身份验证的远程攻击者导入任意脚本。

AI Predicted 6.1 Difficulty: Moderate EPSS 0.67% · P52

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2021-20667

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Stored cross-site scripting vulnerability due to inadequate CSP (Content Security Policy) configuration in GROWI versions v4.2.2 and earlier allows remote authenticated attackers to inject an arbitrary script via a specially crafted content.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Weseek GROWI 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Weseek GROWI是日本Weseek公司的一套团队协作软件。 GROWI version v4.2.2及更早版本中存在跨站脚本漏洞，该漏洞源于CSP(内容安全策略)配置不充分，允许经过身份验证的远程攻击者导入任意脚本。
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
WESEEK, Inc. GROWI versions v4.2.2 and earlier -

II. Public POCs for CVE-2021-20667

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III. Intelligence Information for CVE-2021-20667

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Vendor Advisories for CVE-2021-20667 (1)

Other References for CVE-2021-20667 (1)

Same Patch Batch · WESEEK, Inc. · 2021-03-10 · 7 CVEs total

CVE-2021-20668 Weseek GROWI 路径遍历漏洞
CVE-2021-20669 Weseek GROWI 路径遍历漏洞
CVE-2021-20670 Weseek GROWI 安全漏洞
CVE-2021-20671 Weseek GROWI 输入验证错误漏洞
CVE-2021-20672 Weseek GROWI 跨站脚本漏洞
CVE-2021-20673 Weseek GROWI 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: GROWI
Same vendor: WESEEK, Inc.

V. Comments for CVE-2021-20667

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