Executive Summary

Titlepython-flask security update
NameRHSA-2020:0870First vendor Publication2020-03-17
VendorRedHatLast vendor Modification2020-03-17
Severity (Vendor) N/ARevision01

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score5Attack RangeNetwork
Cvss Impact Score2.9Attack ComplexityLow
Cvss Expoit Score10AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores


Problem Description:

An update for python-flask is now available for Red Hat Enterprise Linux 7 Extras.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux 7 Extras - noarch

3. Description:

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.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:


5. Bugs fixed (https://bugzilla.redhat.com/):

1623131 - CVE-2018-1000656 python-flask: Denial of Service via crafted JSON file

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2020-0870.html

CWE : Common Weakness Enumeration

100 %CWE-20Improper Input Validation

CPE : Common Platform Enumeration


Nessus® Vulnerability Scanner

2018-12-19Name : A web development framework on the remote host is affected by a denial of ser...
File : flask_0_12_3.nasl - Type : ACT_GATHER_INFO

Alert History

If you want to see full details history, please login or register.
2020-03-19 13:20:08
  • First insertion