Vulnerability Description
Directory traversal in RStudio Shiny Server before 1.5.16 allows attackers to read the application source code, involving an encoded slash.
CVSS Score
5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Rstudio | Shiny Server | < 1.5.16 |
Related Weaknesses (CWE)
References
- https://blog.rstudio.com/2021/01/13/shiny-server-1-5-16-update/Vendor Advisory
- https://github.com/colemanjp/shinyserver-directory-traversal-source-code-leakExploitThird Party Advisory
- https://blog.rstudio.com/2021/01/13/shiny-server-1-5-16-update/Vendor Advisory
- https://github.com/colemanjp/shinyserver-directory-traversal-source-code-leakExploitThird Party Advisory
FAQ
What is CVE-2021-3374?
CVE-2021-3374 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Directory traversal in RStudio Shiny Server before 1.5.16 allows attackers to read the application source code, involving an encoded slash.
How severe is CVE-2021-3374?
CVE-2021-3374 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3374?
Check the references section above for vendor advisories and patch information. Affected products include: Rstudio Shiny Server.