CVE-2018-19586

Name: CVE-2018-19586
Creator: NVD / NIST
Published: 2019-04-09T18:29:00.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.13%

Last modified Jun 17, 2026

CVE-2018-19586 is a vulnerability of currently unknown severity. Silverpeas 5.15 through 6.0.2 is affected by an authenticated Directory Traversal vulnerability that can be triggered during file uploads because core/webapi/upload/FileUploadData.java mishandles a StringUtil.java call. This vulnerability enables regular users to write arbitrary files on the underlying system with privileges of the user running the application. EPSS estimates a 5.13% chance of exploitation in the next 30 days.

Description

Silverpeas 5.15 through 6.0.2 is affected by an authenticated Directory Traversal vulnerability that can be triggered during file uploads because core/webapi/upload/FileUploadData.java mishandles a StringUtil.java call. This vulnerability enables regular users to write arbitrary files on the underlying system with privileges of the user running the application. Especially, an attacker may leverage the vulnerability to write an executable JSP file in an exposed web directory to execute commands on the underlying system.

Metrics

EPSS Probability

5.13%

91.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Silverpeas	Silverpeas	>= 5.15, <= 6.0.2

References

https://github.com/Silverpeas/Silverpeas-Core/blob/d8c3bbb0695a4907db013401bd16c6527e2b4f41/core-web/src/main/java/org/silverpeas/core/webapi/upload/FileUploadData.java#L89Patch, Third Party Advisory
https://www.bishopfox.com/news/2019/01/silverpeas-5-15-to-6-0-2-path-traversal/Exploit, Third Party Advisory
https://github.com/Silverpeas/Silverpeas-Core/blob/d8c3bbb0695a4907db013401bd16c6527e2b4f41/core-web/src/main/java/org/silverpeas/core/webapi/upload/FileUploadData.java#L89Patch, Third Party Advisory
https://www.bishopfox.com/news/2019/01/silverpeas-5-15-to-6-0-2-path-traversal/Exploit, Third Party Advisory

Timeline

Published: Apr 9, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-19586?

How severe is CVE-2018-19586?

Severity scoring for CVE-2018-19586 is pending analysis. The EPSS model estimates a 5.13% probability of exploitation in the next 30 days.

How do I fix CVE-2018-19586?

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-2018-19586?

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

Scan your code now

Source: NVD / NIST