Unity Linux 20.1070e Security Update: resteasy (UTSA-2026-016727)

medium Nessus Plugin ID 316230

Synopsis

The Unity Linux host is missing one or more security updates.

Description

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016727 advisory.

A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.

Tenable has extracted the preceding description block directly from the Unity Linux 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

Update the affected resteasy package.

See Also

http://www.nessus.org/u?2fc42f0c

https://nvd.nist.gov/vuln/detail/CVE-2021-20289

http://www.nessus.org/u?00c92cf9

Plugin Details

Severity: Medium

ID: 316230

File Name: unity_linux_UTSA-2026-016727.nasl

Version: 1.1

Type: Local

Published: 5/22/2026

Updated: 5/22/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-20289

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/UOS-Server/release, Host/UOS-Server/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/8/2026

Vulnerability Publication Date: 3/26/2021

Reference Information

CVE: CVE-2021-20289