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I. Basic Information for CVE-2022-0217
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
It was discovered that an internal Prosody library to load XML based on libexpat does not properly restrict the XML features allowed in parsed XML data. Given suitable attacker input, this results in expansion of recursive entity references from DTDs (CWE-776). In addition, depending on the libexpat version used, it may also allow injections using XML External Entity References (CWE-611).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
DTD中递归实体索引的不恰当限制(XML实体扩展)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Prosodical Thoughts Prosody安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Prosodical Thoughts Prosody是Prosodical Thoughts开源的一个应用系统。一个现代XMPP通信服务器。 Prosodical Thoughts Prosody 存在安全漏洞,该漏洞是由于对不受信任的 XML 数据的不正确验证而存在的。远程攻击者可以向受影响的服务器发送特制数据并执行拒绝服务 (DoS) 攻击。该漏洞允许远程攻击者执行拒绝服务 (DoS) 攻击。
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
-prosody Fixed in prosody 0.11.12, Affects all versions with support for WebSockets. -
II. Public POCs for CVE-2022-0217
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III. Intelligence Information for CVE-2022-0217
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IV. Related Vulnerabilities
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