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Information Exposure Affecting github.com/keybase/client/go/chat/attachments package, versions <5.6.0

0.0
low

Snyk CVSS

    Attack Complexity Low
Expand this section
NVD
5.5 medium

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  • Snyk ID SNYK-GOLANG-GITHUBCOMKEYBASECLIENTGOCHATATTACHMENTS-1078498
  • published 23 Feb 2021
  • disclosed 23 Feb 2021
  • credit John Jackson, Aubrey Cottle, Jackson Henry, Robert Willis
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Introduced: 23 Feb 2021

CVE-2021-23827 Open this link in a new tab
CWE-200 Open this link in a new tab

How to fix?

Upgrade github.com/keybase/client/go/chat/attachments to version 5.6.0 or higher.

Overview

github.com/keybase/client/go/chat/attachments is a Keybase core crypto library.

Affected versions of this package are vulnerable to Information Exposure. It allows an attacker to obtain potentially sensitive media (such as private pictures) in the cache and uploadtemps directories. It fails to effectively clear cached pictures, even after deletion via normal methodology within the client, or by utilizing the Explode message / Explode now functionality.