Envoy is an open source edge and service proxy, designed for cloud-native applications. The envoy common router will segfault if an internal redirect selects a route configured with direct response or redirect actions. This will result in a denial of service. As a workaround turn off internal redirects if direct response entries are configured on the same listener.
Advisories
Source ID Title
EUVD EUVD EUVD-2022-26873 Envoy is an open source edge and service proxy, designed for cloud-native applications. The envoy common router will segfault if an internal redirect selects a route configured with direct response or redirect actions. This will result in a denial of service. As a workaround turn off internal redirects if direct response entries are configured on the same listener.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 23 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-04-23T19:01:21.074Z

Reserved: 2021-11-16T00:00:00.000Z

Link: CVE-2022-21655

cve-icon Vulnrichment

Updated: 2024-08-03T02:46:39.410Z

cve-icon NVD

Status : Modified

Published: 2022-02-22T23:15:11.163

Modified: 2024-11-21T06:45:09.970

Link: CVE-2022-21655

cve-icon Redhat

Severity : Important

Publid Date: 2022-02-22T07:00:00Z

Links: CVE-2022-21655 - Bugzilla

cve-icon OpenCVE Enrichment

No data.