CVE-2024-53271 - CVE House
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Status published High CVE-2024-53271

HTTP/1.1 multiple issues with envoy.reloadable_features.http1_balsa_delay_reset in envoy

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

envoy
Vulnerable Versions:
>= 1.31.0, < 1.31.5, >= 1.32.0, < 1.32.3

Timeline

Official Publish: December 18th, 2024
Last Modified: December 18th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Weaknesses (CWE)

CWE-670

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.