CVE-2021-3740— Session Fixation in chatwoot/chatwoot
Quick assessment
Affected
chatwoot chatwoot/chatwoot
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.
Chatwoot是Chatwoot开源的一个应用软件。客户参与套件，对讲、Zendesk、Salesforce 服务云等的开源替代方案。 Chatwoot 2.4.0之前版本存在授权问题漏洞，该漏洞源于存在会话固定漏洞，应用程序不会使其他设备上的现有会话无效，从而允许旧会话持续存在。
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I. Basic Information for CVE-2021-3740
Vulnerability Information
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Vulnerability Title
Session Fixation in chatwoot/chatwoot
Source: CVE Program / CVE List V5
Vulnerability Description
A Session Fixation vulnerability exists in chatwoot/chatwoot versions prior to 2.4.0. The application does not invalidate existing sessions on other devices when a user changes their password, allowing old sessions to persist. This can lead to unauthorized access if an attacker has obtained a session token.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
会话固定
Source: CVE Program / CVE List V5
Vulnerability Title
Chatwoot 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Chatwoot是Chatwoot开源的一个应用软件。客户参与套件，对讲、Zendesk、Salesforce 服务云等的开源替代方案。 Chatwoot 2.4.0之前版本存在授权问题漏洞，该漏洞源于存在会话固定漏洞，应用程序不会使其他设备上的现有会话无效，从而允许旧会话持续存在。
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 |
|---|---|---|---|---|
| chatwoot | chatwoot/chatwoot | unspecified ~ 2.4.0 | - |
|
II. Public POCs for CVE-2021-3740
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · chatwoot · 2024-11-15 · 3 CVEs total
| CVE-2021-3741 | Stored Cross-site Scripting (XSS) in chatwoot/chatwoot | |
| CVE-2021-3742 | Server-Side Request Forgery (SSRF) in chatwoot/chatwoot |
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V. Comments for CVE-2021-3740
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