CVE-2019-18213

XML Language Server (aka lsp4xml) before 0.9.1, as used in Red Hat XML Language Support (aka vscode-xml) before 0.9.1 for Visual Studio and other products, allows XXE via a crafted XML document, with resultant SSRF (as well as SMB connection initiation that can lead to NetNTLM challenge/response capture for password cracking). This occurs in extensions/contentmodel/participants/diagnostics/LSPXMLParserConfiguration.java.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/angelozerr/lsp4xml/pull/566	Patch Third Party Advisory
https://github.com/angelozerr/lsp4xml/	Product
https://github.com/redhat-developer/vscode-xml/	Patch Third Party Advisory
https://github.com/angelozerr/lsp4xml/blob/master/CHANGELOG.md#others	Release Notes Third Party Advisory
https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xml	Third Party Advisory
https://www.shielder.it/blog/dont-open-that-xml-xxe-to-rce-in-xml-plugins-for-vs-code-eclipse-theia/	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:xml_language_server_project:xml_server_project:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:eclipse:wild_web_developer:-:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:theia_xml_extension_project:theia_xml_extension:-:*:*:*:*:*:*:*

Information

Published : 2019-10-23 15:15

Updated : 2021-07-21 04:39

NVD link : CVE-2019-18213

Mitre link : CVE-2019-18213

JSON object : View

CWE

CWE-611

Improper Restriction of XML External Entity Reference

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Products Affected

eclipse

wild_web_developer

xml_language_server_project

xml_server_project

theia_xml_extension_project

theia_xml_extension

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