Access Control Bypass Affecting github.com/hashicorp/consul/api package, versions >=1.9.0 <1.20.1


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMHASHICORPCONSULAPI-8310963
  • published 31 Oct 2024
  • disclosed 29 Oct 2024
  • credit Unknown

How to fix?

Upgrade github.com/hashicorp/consul/api to version 1.20.1 or higher.

Overview

Affected versions of this package are vulnerable to Access Control Bypass due to a lack of header normalization while using Headers in L7 traffic intentions. By exploiting this, an attacker could bypass HTTP header based access rules.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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