Vulnerability Description
All versions of package reportlab are vulnerable to Server-side Request Forgery (SSRF) via img tags. In order to reduce risk, use trustedSchemes & trustedHosts (see in Reportlab's documentation) Steps to reproduce by Karan Bamal: 1. Download and install the latest package of reportlab 2. Go to demos -> odyssey -> dodyssey 3. In the text file odyssey.txt that needs to be converted to pdf inject <img src="http://127.0.0.1:5000" valign="top"/> 4. Create a nc listener nc -lp 5000 5. Run python3 dodyssey.py 6. You will get a hit on your nc showing we have successfully proceded to send a server side request 7. dodyssey.py will show error since there is no img file on the url, but we are able to do SSRF
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Reportlab | Reportlab | All versions |
| Fedoraproject | Fedora | 34 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://snyk.io/vuln/SNYK-PYTHON-REPORTLAB-1022145ExploitRelease NotesThird Party Advisory
- https://www.reportlab.com/docs/reportlab-userguide.pdfProductVendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://snyk.io/vuln/SNYK-PYTHON-REPORTLAB-1022145ExploitRelease NotesThird Party Advisory
- https://www.reportlab.com/docs/reportlab-userguide.pdfProductVendor Advisory
FAQ
What is CVE-2020-28463?
CVE-2020-28463 is a vulnerability with a CVSS score of 6.5 (MEDIUM). All versions of package reportlab are vulnerable to Server-side Request Forgery (SSRF) via img tags. In order to reduce risk, use trustedSchemes & trustedHosts (see in Reportlab's documentation) Steps...
How severe is CVE-2020-28463?
CVE-2020-28463 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-28463?
Check the references section above for vendor advisories and patch information. Affected products include: Reportlab Reportlab, Fedoraproject Fedora.