Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM : NLTK vulnerability (USN-5215-1)

high Nessus Plugin ID 183172

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5215-1 advisory.

Srikantha Prathi discovered that NLTK incorrectly handled specially crafted input. An attacker could use this vulnerability to cause a denial of service.

Tenable has extracted the preceding description block directly from the Ubuntu 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 python-nltk and / or python3-nltk packages.

See Also

https://ubuntu.com/security/notices/USN-5215-1

Plugin Details

Severity: High

ID: 183172

File Name: ubuntu_USN-5215-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/16/2023

Updated: 8/29/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-3828

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:canonical:ubuntu_linux:python-nltk, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:python3-nltk, cpe:/o:canonical:ubuntu_linux:16.04:-:esm, cpe:/o:canonical:ubuntu_linux:20.04:-:esm

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/10/2022

Vulnerability Publication Date: 9/27/2021

Reference Information

CVE: CVE-2021-3828

USN: 5215-1