CVE-2020-28463

Server-side Request Forgery (SSRF)

Published Feb 18, 2021 CVSS 3.1 · 6.5 Medium EPSS 1.4% KEV · Not listed
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3590-1 python-reportlab security update
EUVD EUVD EUVD-2021-0223 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
Github GHSA Github GHSA GHSA-mpvw-25mg-59vx Server-side Request Forgery (SSRF) via img tags in reportlab
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
snyk
Published
Updated
Sep 17, 2024, 1:27 AM
Reserved
Nov 12, 2020, 12:00 AM
Status
Modified
Published
Feb 18, 2021, 4:15 PM
Modified
Jun 17, 2026, 3:10 AM
Severity
Moderate
Public date
Feb 18, 2021, 12:00 AM