Amazon Linux 2 : jetty (ALAS-2025-2871)

high Nessus Plugin ID 237475

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2871 advisory.

In Eclipse Jetty 7.2.2 to 9.4.38, 10.0.0.alpha0 to 10.0.1, and 11.0.0.alpha0 to 11.0.1, CPU usage can reach 100% upon receiving a large invalid TLS frame. (CVE-2021-28165)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update jetty' to update your system.

Plugin Details

Severity: High

ID: 237475

File Name: al2_ALAS-2025-2871.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 5/29/2025

Updated: 5/29/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2021-28165

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:jetty-websocket-api, p-cpe:/a:amazon:linux:jetty-io, p-cpe:/a:amazon:linux:jetty-rewrite, p-cpe:/a:amazon:linux:jetty-util, p-cpe:/a:amazon:linux:jetty-servlet, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:jetty-jndi, p-cpe:/a:amazon:linux:jetty-util-ajax, p-cpe:/a:amazon:linux:jetty-jspc-maven-plugin, p-cpe:/a:amazon:linux:jetty-monitor, p-cpe:/a:amazon:linux:jetty-maven-plugin, p-cpe:/a:amazon:linux:jetty-jmx, p-cpe:/a:amazon:linux:jetty-runner, p-cpe:/a:amazon:linux:jetty-client, p-cpe:/a:amazon:linux:jetty-server, p-cpe:/a:amazon:linux:jetty-xml, p-cpe:/a:amazon:linux:jetty-websocket-common, p-cpe:/a:amazon:linux:jetty-websocket-servlet, p-cpe:/a:amazon:linux:jetty-ant, p-cpe:/a:amazon:linux:jetty-security, p-cpe:/a:amazon:linux:jetty-deploy, p-cpe:/a:amazon:linux:jetty-proxy, p-cpe:/a:amazon:linux:jetty-javadoc, p-cpe:/a:amazon:linux:jetty-websocket-client, p-cpe:/a:amazon:linux:jetty-start, p-cpe:/a:amazon:linux:jetty-annotations, p-cpe:/a:amazon:linux:jetty-websocket-parent, p-cpe:/a:amazon:linux:jetty-plus, p-cpe:/a:amazon:linux:jetty-jaas, p-cpe:/a:amazon:linux:jetty-http, p-cpe:/a:amazon:linux:jetty-servlets, p-cpe:/a:amazon:linux:jetty-websocket-server, p-cpe:/a:amazon:linux:jetty-webapp, p-cpe:/a:amazon:linux:jetty-continuation, p-cpe:/a:amazon:linux:jetty-jsp, p-cpe:/a:amazon:linux:jetty-project, p-cpe:/a:amazon:linux:jetty-jaspi

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Available: true

Exploit Ease: No known exploits are available

Patch Publication Date: 5/29/2025

Vulnerability Publication Date: 4/1/2021

Reference Information

CVE: CVE-2021-28165

Detections

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