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CVE-2020-28463 PUBLISHED

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

EPSS 0.71% · 72.2th percentile

Risk Scores

EPSS Score
0.71%
72.2th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSpython-reportlab3.5.34-1ubuntu1.1, 3.5.23-1, 3.5.28-1
Ubuntu:18.04:LTSpython-reportlab3.4.0-3build1, 3.4.0-3ubuntu0.1, 0
Ubuntu:16.04:LTSpython-reportlab3.3.0-1ubuntu0.1, 3.2.0-1build1, 0

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References

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