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I. Basic Information for CVE-2021-20837
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Movable Type 7 r.5002 and earlier (Movable Type 7 Series), Movable Type 6.8.2 and earlier (Movable Type 6 Series), Movable Type Advanced 7 r.5002 and earlier (Movable Type Advanced 7 Series), Movable Type Advanced 6.8.2 and earlier (Movable Type Advanced 6 Series), Movable Type Premium 1.46 and earlier, and Movable Type Premium Advanced 1.46 and earlier allow remote attackers to execute arbitrary OS commands via unspecified vectors. Note that all versions of Movable Type 4.0 or later including unsupported (End-of-Life, EOL) versions are also affected by this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Six Apart Movable Type 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Six Apart Movable Type（MT）是美国Six Apart公司的一套博客系统。该系统包括多用户、评论、引用和主题等功能。 Movable Type XMLRPC 存在操作系统命令注入漏洞，远程未经身份验证的攻击者可以发送特制消息并在目标系统上执行任意操作系统命令。
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
Six Apart Ltd.Movable Type Movable Type 7 r.5002 and earlier (Movable Type 7 Series), Movable Type 6.8.2 and earlier (Movable Type 6 Series), Movable Type Advanced 7 r.5002 and earlier (Movable Type Advanced 7 Series), Movable Type Advanced 6.8.2 and earlier (Movable Type Advanced -
II. Public POCs for CVE-2021-20837
#POC DescriptionSource LinkShenlong Link
1PoC for the CVE-2021-20837 : RCE in MovableTypehttps://github.com/ghost-nemesis/cve-2021-20837-pocPOC Details
2XMLRPC - RCE in MovableTypePoChttps://github.com/orangmuda/CVE-2021-20837POC Details
3MovableType XMLRPC - RCEhttps://github.com/Cosemz/CVE-2021-20837POC Details
4Unauthenticated RCE In MovableTypehttps://github.com/bb33bb/CVE-2021-20837POC Details
5XMLRPC RCE via MovableTypePoC CVE-2021-20837https://github.com/lamcodeofpwnosec/CVE-2021-20837POC Details
6A simple workflow that runs all Movable related nuclei templates on a given target.https://github.com/projectdiscovery/nuclei-templates/blob/main/workflows/movable-workflow.yamlPOC Details
7MovableType 5002 and earlier (Movable Type Advanced 7 Series), Movable Type Advanced 6.8. 2 and earlier (Movable Type Advanced 6 Series), Movable Type Premium 1.46 and earlier, and Movable Type Premium Advanced 1.46 and earlier allow remote attackers to execute arbitrary OS commands via unspecified vectors.https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-20837.yamlPOC Details
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III. Intelligence Information for CVE-2021-20837
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IV. Related Vulnerabilities
Same product: Movable Type
Same vendor: Six Apart Ltd.
V. Comments for CVE-2021-20837

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