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Advisories

surya 0.22.1 Unauthenticated Arbitrary File Read via screenshot server

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severity
high
date
Affecting

  • surya <= 0.22.1

CWE
  • CWE-73 External Control of File Name or Path
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Credit
George Chen
Description
surya 0.22.1 screenshot server contains an unauthenticated arbitrary file read vulnerability in the /info, /page, and /process routes that accept raw file_path parameters. Attackers can read any image or PDF file on the host by supplying arbitrary file paths to Image.open or pypdfium2.PdfDocument, obtaining rendered contents as base64 and using /info as an existence oracle.

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