CVE-2018-1000656
Flask Unvalidated JSON Denial of Service
Description
The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083.
INFO
Published Date :
Aug. 20, 2018, 7:31 p.m.
Last Modified :
June 9, 2020, 10:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2018-1000656 has a 10 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2018-1000656
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-1000656.
| URL | Resource |
|---|---|
| https://github.com/pallets/flask/pull/2691 | Issue Tracking Patch Third Party Advisory |
| https://github.com/pallets/flask/releases/tag/0.12.3 | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html | |
| https://security.netapp.com/advisory/ntap-20190221-0001/ | Patch Third Party Advisory |
| https://usn.ubuntu.com/4378-1/ |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Audits Python environments, requirements files and dependency trees for known security vulnerabilities, and can automatically fix them
pip python security security-audit supply-chain
Makefile Python
Pulsecheck - Get current and historical vulnerability insights from the GItHub Advisory Database https://github.com/advisories/database, by checking the pulse of your project’s dependencies delivered in an easy-to-use CLI.
Python
None
Python
None
Makefile Python
None
Python
A Prometheus Exporter for managing vulnerabilities in kubernetes by using trivy
kubernetes prometheus-exporter trivy prometheus vulnerability-management
Go Dockerfile
Audits Python environments, requirements files and dependency trees for known security vulnerabilities, and can automatically fix them
security security-audit python pip supply-chain
Makefile Python
None
Python
A CLI tool for interacting with the Snyk API.
crystal-lang snyk
Makefile Crystal
A Python client for the Snyk API.
snyk python api
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-1000656 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-1000656 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jun. 09, 2020
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/4378-1/ [No Types Assigned] -
CVE Modified by [email protected]
Aug. 25, 2019
Action Type Old Value New Value Changed Description The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. The Pallets Project flask version Before 0.12.3 contains a CWE-20: Improper Input Validation vulnerability in flask that can result in Large amount of memory usage possibly leading to denial of service. This attack appear to be exploitable via Attacker provides JSON data in incorrect encoding. This vulnerability appears to have been fixed in 0.12.3. NOTE: this may overlap CVE-2019-1010083. -
CVE Modified by [email protected]
Aug. 20, 2019
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2019/08/msg00025.html [No Types Assigned] -
Modified Analysis by [email protected]
Feb. 28, 2019
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20190221-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20190221-0001/ Patch, Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:netapp:active_iq:*:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hyper_converged_infrastructure:*:*:*:*:*:*:*:* *cpe:2.3:a:netapp:ontap_select_deploy_utility:*:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Feb. 22, 2019
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20190221-0001/ [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 29, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/pallets/flask/pull/2691 No Types Assigned https://github.com/pallets/flask/pull/2691 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/pallets/flask/releases/tag/0.12.3 No Types Assigned https://github.com/pallets/flask/releases/tag/0.12.3 Third Party Advisory Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:a:palletsprojects:flask:*:*:*:*:*:*:*:* versions up to (excluding) 0.12.3
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-1000656 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-1000656
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.37 }} 0.11%
score
0.72587
percentile