CVE Vulnerability

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.

6.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

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

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
Configurations

Configuration 1

cpe:2.3:a:xml_language_server_project:xml_server_project:*:*:*:*:*:*:*:*
cpe:2.3:a:eclipse:wild_web_developer:-:*:*:*:*:*:*:*
cpe:2.3:a:theia_xml_extension_project:theia_xml_extension:-:*:*:*:*:*:*:*
Information

Published : 2019-10-23 10:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-18213

Mitre link : CVE-2019-18213

Products Affected
No products.
CWE
CWE-611

Improper Restriction of XML External Entity Reference