CVE-2022-29225

High

Description

Envoy is a cloud-native high-performance proxy. In versions prior to 1.22.1 secompressors accumulate decompressed data into an intermediate buffer before overwriting the body in the decode/encodeBody. This may allow an attacker to zip bomb the decompressor by sending a small highly compressed payload. Maliciously constructed zip files may exhaust system memory and cause a denial of service. Users are advised to upgrade. Users unable to upgrade may consider disabling decompression.

SeverityHigh
CVSS7.5
Exploit probability—
ProductEnvoy
PublishedJun 9, 2022
First seenJun 9, 2022

How to fix

Update
  • envoyproxy envoy1.22.1 or later

Affected products

ProductAffected versionsFixed in
envoyproxy envoyv < 1.22.11.22.1

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