Information Exposure Affecting github.com/projectcalico/calico/libcalico-go/lib/clientv3/ package, versions <3.21.5 >=3.22.0 <3.22.2


0.0
medium

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 0.08% (32nd percentile)
Expand this section
NVD
5.5 medium

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  • Snyk ID SNYK-GOLANG-GITHUBCOMPROJECTCALICOCALICOLIBCALICOGOLIBCLIENTV3-2859815
  • published 7 Jun 2022
  • disclosed 7 Jun 2022
  • credit Aloys Augustin

How to fix?

Upgrade github.com/projectcalico/calico/libcalico-go/lib/clientv3/ to version 3.21.5, 3.22.2 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure via the floating IP feature, due to insufficient validation. A privileged attacker may be able to set a floating IP annotation to a pod even if the feature is not enabled. Exploiting this vulnerability may allow the attacker to intercept and reroute traffic to their compromised pod.