RHEL 7 : python-flask (RHSA-2020:0870)

high Nessus Plugin ID 134674

Synopsis

The remote Red Hat host is missing a security update for python-flask.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2020:0870 advisory.

Flask is a lightweight but extensible web development framework for Python based on the Werkzeug WSGI toolkit, and the Jinja 2 template engine.

Security Fix(es):

* python-flask: Denial of Service via crafted JSON file (CVE-2018-1000656)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 RHEL python-flask package based on the guidance in RHSA-2020:0870.

See Also

http://www.nessus.org/u?93a95e23

https://access.redhat.com/security/updates/classification/#low

https://access.redhat.com/errata/RHSA-2020:0870

https://bugzilla.redhat.com/show_bug.cgi?id=1623131

Plugin Details

Severity: High

ID: 134674

File Name: redhat-RHSA-2020-0870.nasl

Version: 1.10

Type: local

Agent: unix

Published: 3/18/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Low

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-2018-1000656

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: p-cpe:/a:redhat:enterprise_linux:python-flask, cpe:/o:redhat:enterprise_linux:7

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: 3/17/2020

Vulnerability Publication Date: 8/20/2018

Reference Information

CVE: CVE-2018-1000656

CWE: 20

RHSA: 2020:0870