Detections
Analytics

SCA: security update for io.netty:netty-codec (GHSA-9vjp-v76f-g363)

high Tenable Cloud Security Plugin ID 413473

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - The Snappy frame decoder function doesn't restrict the chunk length which may lead to excessive memory
 usage. Beside this it also may buffer reserved skippable chunks until the whole chunk was received which
 may lead to excessive memory usage as well. This vulnerability can be triggered by supplying malicious
 input that decompresses to a very big size (via a network stream or a file) or by sending a huge skippable
 chunk. (CVE-2021-37137)

See Also

https://github.com/advisories/GHSA-9vjp-v76f-g363

Plugin Details

Severity: High

ID: 413473

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 95.09

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2021-37137

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 9/9/2021

Vulnerability Publication Date: 9/9/2021

Reference Information

CVE: CVE-2021-37137

cwe: CWE-400