Path Traversal in Silverpeas
CVE-2018-19586
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.050 (92.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/Silverpeas/Silverpeas-Core/blob/d8c3bbb0695a4907db013401bd16c6527e2b… (Patch, Third Party Advisory)
- www.bishopfox.com/news/2019/01/silverpeas-5-15-to-6-0-2-path-traversal/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-19586?
- CVE-2018-19586 is a critical-severity vulnerability in Silverpeas, classified under Path Traversal. CVSS score: 9.9/10. Published 2019-04-09.
- How severe is CVE-2018-19586?
- Critical severity. CVSS v3 base score is 9.9 out of 10.