CVE-2020-9352
CRITICALSmartClient 12.0 - Unauthenticated XML External Entity Injection via Developer Console Operations
Title source: manualDescription
An issue was discovered in SmartClient 12.0. Unauthenticated exploitation of blind XXE can occur in the downloadWSDL feature by sending a POST request to /tools/developerConsoleOperations.jsp with a valid payload in the _transaction parameter. NOTE: the documentation states "These tools are, by default, available to anyone ... so they should only be deployed into a trusted environment. Alternately, the tools can easily be restricted to administrators or end users by protecting the tools path with normal authentication and authorization mechanisms on the web server."
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://blog.certimetergroup.com/it/articolo/security/smartclient-v12-xml-external-entity--cve-2020-9352
Exploit, Mailing List, Third Party Advisory
https://seclists.org/fulldisclosure/2020/Feb/18
Scores
CVSS v3
9.8
EPSS
0.0189
EPSS Percentile
76.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-611
Status
published
Products (1)
smartclient/smartclient
12.0
Published
Feb 23, 2020
Tracked Since
Feb 18, 2026