CVE-2024-53271

Summary

Envoy is a cloud-native high-performance edge/middle/service proxy. In affected versions envoy does not properly handle http 1.1 non-101 1xx responses. This can lead to downstream failures in networked devices. This issue has been addressed in versions 1.31.5 and 1.32.3. Users are advised to upgrade. There are no known workarounds for this issue.

Affected Software

VendorProductVersion RangeStatus
envoyproxyenvoy>= 1.31.0, < 1.31.5affected
envoyproxyenvoy>= 1.32.0, < 1.32.3affected

Weaknesses

  • CWE-670: CWE-670: Always-Incorrect Control Flow Implementation

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

Additional References

References