CVE-2021-43826

Envoy is an open source edge and service proxy, designed for cloud-native applications. In affected versions of Envoy a crash occurs when configured for :ref:`upstream tunneling <envoy_v3_api_field_extensions.filters.network.tcp_proxy.v3.TcpProxy.tunneling_config>` and the downstream connection disconnects while the the upstream connection or http/2 stream is still being established. There are no workarounds for this issue. Users are advised to upgrade.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*

History

02 Mar 2022, 15:23

Type Values Removed Values Added
CPE cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
References (MISC) https://github.com/envoyproxy/envoy/commit/ce0ae309057a216aba031aff81c445c90c6ef145 - (MISC) https://github.com/envoyproxy/envoy/commit/ce0ae309057a216aba031aff81c445c90c6ef145 - Patch, Third Party Advisory
References (CONFIRM) https://github.com/envoyproxy/envoy/security/advisories/GHSA-cmx3-fvgf-83mf - (CONFIRM) https://github.com/envoyproxy/envoy/security/advisories/GHSA-cmx3-fvgf-83mf - Issue Tracking, Third Party Advisory
CVSS v2 : unknown
v3 : unknown
v2 : 4.3
v3 : 7.5

22 Feb 2022, 23:15

Type Values Removed Values Added
New CVE

Information

Published : 2022-02-22 23:15

Updated : 2024-02-04 22:29


NVD link : CVE-2021-43826

Mitre link : CVE-2021-43826

CVE.ORG link : CVE-2021-43826


JSON object : View

Products Affected

envoyproxy

  • envoy
CWE
CWE-416

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