Improper Authorization Affecting github.com/hashicorp/consul/agent/consul package, versions >=1.10.0-alpha <1.10.2 >=1.9.0-beta1 <1.9.9 <1.8.15


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.11% (44th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMHASHICORPCONSULAGENTCONSUL-1582941
  • published 7 Sep 2021
  • disclosed 7 Sep 2021
  • credit Unknown

How to fix?

Upgrade github.com/hashicorp/consul/agent/consul to version 1.10.2, 1.9.9, 1.8.15 or higher.

Overview

github.com/hashicorp/consul/agent/consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.

Affected versions of this package are vulnerable to Improper Authorization. The Txn.Apply endpoint allowed anyone with service:write permissions for service could register proxies for any other services, enabling access to traffic to the other services.

CVSS Scores

version 3.1
Expand this section

Snyk

7.1 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

6.5 medium