Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') Affecting github.com/cilium/cilium/operator/pkg/model/translation package, versions >=1.15.0 <1.15.8 >=1.16.0 <1.16.1


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (23rd percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMCILIUMCILIUMOPERATORPKGMODELTRANSLATION-7689043
  • published 16 Aug 2024
  • disclosed 15 Aug 2024
  • credit Tam Mach

How to fix?

Upgrade github.com/cilium/cilium/operator/pkg/model/translation to version 1.15.8, 1.16.1 or higher.

Overview

github.com/cilium/cilium/operator/pkg/model/translation is a Package translation building block for translation from model to CiliumEnvoyConfig, Service, etc. Translator is the interface to take the model and generate required CiliumEnvoyConfig, LoadBalancer Service, Endpoint, etc.

Affected versions of this package are vulnerable to Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') due to the incorrect processing order of HTTPRoutes and GRPCRoutes. An attacker can misroute traffic to unintended backends by crafting requests that exploit the precedence mismatch in routing rules.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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