Uploaded image for project: 'Flink'
  1. Flink
  2. FLINK-20875

[CVE-2020-17518] Directory traversal attack: remote file writing through the REST API

    XMLWordPrintableJSON

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 1.9.0
    • Fix Version/s: 1.10.3, 1.11.3, 1.12.0
    • Component/s: Runtime / REST
    • Labels:
      None

      Description

      Flink 1.5.1 introduced a REST handler that allows you to write an uploaded file to an arbitrary location on the local file system, through a maliciously modified HTTP HEADER. The files can be written to any location accessible by Flink 1.5.1.

        Attachments

          Activity

            People

            • Assignee:
              rmetzger Robert Metzger
              Reporter:
              ana4 Wong Mulan
            • Votes:
              0 Vote for this issue
              Watchers:
              4 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: