Cookie Tossing Affecting github.com/gitpod-io/gitpod/install/installer/pkg/components/public-api-server package, versions <main-gha.27122


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.04% (15th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMGITPODIOGITPODINSTALLINSTALLERPKGCOMPONENTSPUBLICAPISERVER-7452077
  • published 18 Jul 2024
  • disclosed 15 Jul 2024
  • credit Elliot Ward (Snyk Security Research)

How to fix?

Upgrade github.com/gitpod-io/gitpod/install/installer/pkg/components/public-api-server to version main-gha.27122 or higher.

Overview

Affected versions of this package are vulnerable to Cookie Tossing due to a missing __Host- prefix on the _gitpod_io_jwt2_ session cookie. This allows an adversary who controls a subdomain to set the value of the cookie on the Gitpod control plane, which can be assigned to an attacker’s own JWT so that specific actions taken by the victim (such as connecting a new Github organization) are actioned by the attackers session.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
5.1 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    Passive
  • Confidentiality (VC)
    None
  • Integrity (VI)
    None
  • Availability (VA)
    None
  • Confidentiality (SC)
    Low
  • Integrity (SI)
    None
  • Availability (SA)
    None