Ubuntu 21.04 : Underscore vulnerability (USN-4913-2)

high Nessus Plugin ID 149044


The remote Ubuntu host is missing a security update.


The remote Ubuntu 21.04 host has packages installed that are affected by a vulnerability as referenced in the USN-4913-2 advisory.

- The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is passed as an argument as it is not sanitized. (CVE-2021-23358)

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


Update the affected libjs-underscore and / or node-underscore packages.

See Also


Plugin Details

Severity: High

ID: 149044

File Name: ubuntu_USN-4913-2.nasl

Version: 1.4

Type: local

Agent: unix

Published: 4/28/2021

Updated: 1/17/2023

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

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2021-23358


Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:21.04, p-cpe:/a:canonical:ubuntu_linux:libjs-underscore, p-cpe:/a:canonical:ubuntu_linux:node-underscore

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 4/28/2021

Vulnerability Publication Date: 3/29/2021

Reference Information

CVE: CVE-2021-23358

USN: 4913-2