HIGH · 7.1

CVE-2024-53271

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 network...

Vulnerability Description

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.

CVSS Score

7.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
EnvoyproxyEnvoy>= 1.31.0, < 1.31.5

Related Weaknesses (CWE)

References

FAQ

What is CVE-2024-53271?

CVE-2024-53271 is a vulnerability with a CVSS score of 7.1 (HIGH). 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 network...

How severe is CVE-2024-53271?

CVE-2024-53271 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-53271?

Check the references section above for vendor advisories and patch information. Affected products include: Envoyproxy Envoy.