Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') Affecting github.com/cilium/cilium/operator/pkg/model/translation/gateway-api 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-GITHUBCOMCILIUMCILIUMOPERATORPKGMODELTRANSLATIONGATEWAYAPI-7689044
  • published 16 Aug 2024
  • disclosed 15 Aug 2024
  • credit Tam Mach

How to fix?

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

Overview

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