CVE-2020-9352

Name: CVE-2020-9352
Creator: NVD / NIST
Published: 2020-02-23T02:15:10.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.89%

Last modified Jun 17, 2026

CVE-2020-9352 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 1.89% chance of exploitation in the next 30 days.

Description

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."

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.89%

76.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Smartclient	Smartclient	12.0

References

https://blog.certimetergroup.com/it/articolo/security/smartclient-v12-xml-external-entity--cve-2020-9352Exploit, Third Party Advisory
https://seclists.org/fulldisclosure/2020/Feb/18Exploit, Mailing List, Third Party Advisory
https://www-demos.smartclient.com/smartclient-12.0/isomorphic/system/reference/?id=group..toolsDeployment
https://blog.certimetergroup.com/it/articolo/security/smartclient-v12-xml-external-entity--cve-2020-9352Exploit, Third Party Advisory
https://seclists.org/fulldisclosure/2020/Feb/18Exploit, Mailing List, Third Party Advisory
https://www-demos.smartclient.com/smartclient-12.0/isomorphic/system/reference/?id=group..toolsDeployment

Timeline

Published: Feb 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9352?

How severe is CVE-2020-9352?

CVE-2020-9352 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.89% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9352?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9352?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST