CVE-2019-9842

Published: Jun 14, 2019

Modified: Aug 4, 2024

PUBLISHED

Description

madskristensen MiniBlog through 2018-05-18 allows remote attackers to execute arbitrary ASPX code via an IMG element with a data: URL, because SaveFilesToDisk in app_code/handlers/PostHandler.cs writes a decoded base64 string to a file without validating the extension.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://github.com/madskristensen/MiniBlog/blob/1a7ae45ddba484e2c8f808e288e018748c9ddb57/Website/app_code/handlers/PostHandler.cs#L85

x_refsource_MISC

https://rastating.github.io/miniblog-remote-code-execution/

x_refsource_MISC

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CVE-2019-9842

Description

Affected Products

References