Follow @Openwall on Twitter for new release announcements and other news
[<prev] [next>] [day] [month] [year] [list]
Date: Fri, 26 May 2017 14:26:44 -0400
From: larry mccay <>
To:,, security <>, 
	"<>" <>,,
Subject: [ANNOUNCE] CVE-2017-5646: Apache Knox Impersonation Issue for WebHDFS

CVE-2017-5646: Apache Knox Impersonation Issue for WebHDFS

Severity: Important

The Apache Software Foundation

Versions Affected:
    All versions of Apache Knox prior to 0.12.0

An authenticated user may use a specially crafted URL to impersonate another
user while accessing WebHDFS through Apache Knox. This may result in
privileges and unauthorized data access. While this activity is audit logged
and can be easily associated with the authenticated user, this is still a
serious security issue.

  All users are recommended to upgrade to Apache Knox 0.12.0,
  where validation, scrubbing and logging of such attempts has been added.

The Apache Knox 0.12.0 release can be downloaded from:

Powered by blists - more mailing lists

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.