CVE-2021-40347
Quick assessment
Affected
n/a n/a
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.
GNU Mailman是GNU社区的一套免费的用于管理电子邮件讨论和电子邮件列表的软件。该软件可与Web项目集成，使用户方便管理邮件订阅帐号，并提供内置归档、自动转发处理、内容过滤和反垃圾过滤器等功能。 GNU Mailman 存在访问控制错误漏洞，该漏洞源于在 1.3.5 之前的 GNU Mailman Postorius 中的 views/list.py 中发现了一个问题。攻击者（登录到任何帐户）可以发送精心设计的 POST 请求以从邮件列表中取消订阅任何用户，同时还可以揭示该地址是否已被首先订阅。
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I. Basic Information for CVE-2021-40347
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5. An attacker (logged into any account) can send a crafted POST request to unsubscribe any user from a mailing list, also revealing whether that address was subscribed in the first place.
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
GNU Mailman 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Mailman是GNU社区的一套免费的用于管理电子邮件讨论和电子邮件列表的软件。该软件可与Web项目集成，使用户方便管理邮件订阅帐号，并提供内置归档、自动转发处理、内容过滤和反垃圾过滤器等功能。 GNU Mailman 存在访问控制错误漏洞，该漏洞源于在 1.3.5 之前的 GNU Mailman Postorius 中的 views/list.py 中发现了一个问题。攻击者（登录到任何帐户）可以发送精心设计的 POST 请求以从邮件列表中取消订阅任何用户，同时还可以揭示该地址是否已被首先订阅。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-40347
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2021-40347 (1)
Vendor Advisories for CVE-2021-40347 (1)
Other References for CVE-2021-40347 (3)
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https://gitlab.com/mailman/postorius/-/tags x_refsource_MISC
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https://phabricator.wikimedia.org/T289798 x_refsource_MISC
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https://gitlab.com/mailman/postorius/-/issues/531 x_refsource_MISC
Same Patch Batch · n/a · 2021-09-10 · 10 CVEs total
| CVE-2021-40839 | Github rencode安全漏洞 | |
| CVE-2021-35976 | Plesk Obsidian 安全漏洞 | |
| CVE-2021-33011 | JTEKT TOYOPUC-Plus 安全漏洞 | |
| CVE-2021-40373 | playSMS代码注入漏洞 | |
| CVE-2021-37414 | Zoho ManageEngine DesktopCentral授权问题漏洞 | |
| CVE-2021-37423 | ZOHO ManageEngine ADSelfService Plus 安全漏洞 | |
| CVE-2021-37422 | ZOHO ManageEngine ADSelfService Plus SQL注入漏洞 | |
| CVE-2021-40864 | Ascensio System ONLYOFFICE Document Server 安全漏洞 | |
| CVE-2021-3145 | Ionic Identity Vault 授权问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-40347
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