Detections
Analytics

Oracle Linux 8 : python3 (ELSA-2021-4399)

medium Nessus Plugin ID 155401

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-4399 advisory.

 - There's a flaw in Python 3's pydoc. A local or adjacent attacker who discovers or is able to convince another local or adjacent user to start a pydoc server could access the server and use it to disclose sensitive information belonging to the other user that they would not normally be able to access. The highest risk of this flaw is to data confidentiality. This flaw affects Python versions before 3.8.9, Python versions before 3.9.3 and Python versions before 3.10.0a7. (CVE-2021-3426)

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 packages.

See Also

https://linux.oracle.com/errata/ELSA-2021-4399.html

Plugin Details

Severity: Medium

ID: 155401

File Name: oraclelinux_ELSA-2021-4399.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/17/2021

Updated: 11/23/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.7

Temporal Score: 2.2

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

CVSS Score Source: CVE-2021-3426

CVSS v3

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:platform-python, p-cpe:/a:oracle:linux:platform-python-debug, p-cpe:/a:oracle:linux:platform-python-devel, p-cpe:/a:oracle:linux:python3-idle, p-cpe:/a:oracle:linux:python3-libs, p-cpe:/a:oracle:linux:python3-test, p-cpe:/a:oracle:linux:python3-tkinter

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/16/2021

Vulnerability Publication Date: 4/7/2021

Reference Information

CVE: CVE-2021-3426

IAVA: 2021-A-0263-S