CVE-2020-11612 – io.netty:netty-handler

Package

Manager: maven
Name: io.netty:netty-handler
Vulnerable Version: >=4.1.0 <4.1.46

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.01846 pctl0.82283

Details

Denial of Service in Netty The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.

Metadata

Created: 2020-06-15T19:36:16Z
Modified: 2021-06-15T17:31:50Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/06/GHSA-mm9x-g8pc-w292/GHSA-mm9x-g8pc-w292.json
CWE IDs: ["CWE-119", "CWE-400", "CWE-770"]
Alternative ID: GHSA-mm9x-g8pc-w292
Finding: F067
Auto approve: 1