RHEL 7 : python3 (RHSA-2020:3888)

medium Nessus Plugin ID 141029
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VPR Score: 3.6

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3888 advisory.

- python: XSS vulnerability in the documentation XML-RPC server in server_title field (CVE-2019-16935)

- python: wrong backtracking in urllib.request.AbstractBasicAuthHandler allows for a ReDoS (CVE-2020-8492)

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://cwe.mitre.org/data/definitions/79.html

https://cwe.mitre.org/data/definitions/400.html

https://access.redhat.com/security/cve/CVE-2019-16935

https://access.redhat.com/security/cve/CVE-2020-8492

https://access.redhat.com/errata/RHSA-2020:3888

https://bugzilla.redhat.com/1763229

https://bugzilla.redhat.com/1809065

Plugin Details

Severity: Medium

ID: 141029

File Name: redhat-RHSA-2020-3888.nasl

Version: 1.4

Type: local

Agent: unix

Published: 9/29/2020

Updated: 3/24/2021

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 3.6

CVSS Score Source: CVE-2019-16935

CVSS v2.0

Base Score: 4.3

Temporal Score: 3.2

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

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

CVSS v3.0

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:python3, p-cpe:/a:redhat:enterprise_linux:python3-debug, p-cpe:/a:redhat:enterprise_linux:python3-devel, p-cpe:/a:redhat:enterprise_linux:python3-idle, p-cpe:/a:redhat:enterprise_linux:python3-libs, p-cpe:/a:redhat:enterprise_linux:python3-test, p-cpe:/a:redhat:enterprise_linux:python3-tkinter

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/29/2020

Vulnerability Publication Date: 9/28/2019

Reference Information

CVE: CVE-2019-16935, CVE-2020-8492

RHSA: 2020:3888

CWE: 79, 400