Scientific Linux Security Update : python3 on SL7.x i686/x86_64 (2020:5010)

medium Nessus Plugin ID 142819


New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.

VPR Score: 4.4


The remote Scientific Linux host is missing one or more security updates.


The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2020:5010-1 advisory.

- python: infinite loop in the tarfile module via crafted TAR archive (CVE-2019-20907)

- python: DoS via inefficiency in IPv{4,6}Interface classes (CVE-2020-14422)

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 packages.

See Also

Plugin Details

Severity: Medium

ID: 142819

File Name: sl_20201110_python3_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/12/2020

Updated: 11/24/2020

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 4.4

CVSS Score Source: CVE-2019-20907

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

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

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

CVSS v3.0

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

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:python3, p-cpe:/a:fermilab:scientific_linux:python3-debug, p-cpe:/a:fermilab:scientific_linux:python3-debuginfo, p-cpe:/a:fermilab:scientific_linux:python3-devel, p-cpe:/a:fermilab:scientific_linux:python3-idle, p-cpe:/a:fermilab:scientific_linux:python3-libs, p-cpe:/a:fermilab:scientific_linux:python3-test, p-cpe:/a:fermilab:scientific_linux:python3-tkinter

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/10/2020

Vulnerability Publication Date: 6/18/2020

Reference Information

CVE: CVE-2019-20907, CVE-2020-14422