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CVE-2021-22969

EPSS 0.27% · P50
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I. Basic Information for CVE-2021-22969

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Concrete CMS (formerly concrete5) versions below 8.5.7 has a SSRF mitigation bypass using DNS Rebind attack giving an attacker the ability to fetch cloud IAAS (ex AWS) IAM keys.To fix this Concrete CMS no longer allows downloads from the local network and specifies the validated IP when downloading rather than relying on DNS.Discoverer: Adrian Tiron from FORTBRIDGE ( https://www.fortbridge.co.uk/ )The Concrete CMS team gave this a CVSS 3.1 score of 3.5 AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N . Please note that Cloud IAAS provider mis-configurations are not Concrete CMS vulnerabilities. A mitigation for this vulnerability is to make sure that the IMDS configurations are according to a cloud provider's best practices.This fix is also in Concrete version 9.0.0
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
PortlandLabs Concrete Cms 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PortlandLabs Concrete Cms是美国PortlandLabs公司的一个面向团队的开源内容管理系统。 PortlandLabs Concrete CMS 存在代码问题漏洞，该漏洞源于8.5.7以下的具体CMS(以前是具体5)版本使用DNS重绑定攻击有一个SSRF缓解绕过。攻击者可利用该漏洞可得到获取云IAAS (AWS) IAM密钥的能力。
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

VendorProductAffected VersionsCPESubscribe
-https://github.com/concrete5/concrete5 Affected version Concrete CMS (concrete5) 8.5.6 and below. Fixed in Concrete CMS version 8.5.7 and 9.0.0 -

II. Public POCs for CVE-2021-22969

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III. Intelligence Information for CVE-2021-22969

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Same Patch Batch · n/a · 2021-11-19 · 35 CVEs total

CVE-2021-234335.9 MEDIUMPrototype Pollution
CVE-2021-37592Suricata 缓冲区错误漏洞
CVE-2021-29323Moddable SDK 缓冲区错误漏洞
CVE-2021-29324Moddable SDK 缓冲区错误漏洞
CVE-2021-22028Greenplum Database 路径遍历漏洞
CVE-2021-3962ImageMagick 资源管理错误漏洞
CVE-2021-22030Greenplum Database 日志信息泄露漏洞
CVE-2021-22053VMware Spring Cloud Netflix 代码注入漏洞
CVE-2021-33850WordPress 跨站脚本漏洞
CVE-2021-29325Moddable SDK 缓冲区错误漏洞
CVE-2021-41435ASUS routers 安全漏洞
CVE-2021-41436ASUS routers 环境问题漏洞
CVE-2021-44033Ionic Identity Vault 安全漏洞
CVE-2021-44025Roundcube Webmail 跨站脚本漏洞
CVE-2021-44026Roundcube Webmail SQL注入漏洞
CVE-2021-21898LibreCAD 缓冲区错误漏洞
CVE-2021-21899LibreCAD 缓冲区错误漏洞
CVE-2021-21900LibreCAD 资源管理错误漏洞
CVE-2021-29326Moddable SDK 缓冲区错误漏洞
CVE-2021-29327Moddable SDK 缓冲区错误漏洞

Showing top 20 of 35 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: https://github.com/concrete5/concrete5
Same vendor: n/a
Same weakness: CWE-918

V. Comments for CVE-2021-22969

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