Oracle Linux 7 : python (ELSA-2020-5009)

high Nessus Plugin ID 142898

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-5009 advisory.

- In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation. (CVE-2019-20907)

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-2020-5009.html

Plugin Details

Severity: High

ID: 142898

File Name: oraclelinux_ELSA-2020-5009.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/14/2020

Updated: 11/16/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-20907

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:python, p-cpe:/a:oracle:linux:python-debug, p-cpe:/a:oracle:linux:python-devel, p-cpe:/a:oracle:linux:python-libs, p-cpe:/a:oracle:linux:python-test, p-cpe:/a:oracle:linux:python-tools, p-cpe:/a:oracle:linux:tkinter

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/13/2020

Vulnerability Publication Date: 7/13/2020

Reference Information

CVE: CVE-2019-20907