CVE-2018-1000656 – flask

Package

Manager: pip
Name: flask
Vulnerable Version: >=0 <0.12.3

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00434 pctl0.61954

Details

Flask is vulnerable to Denial of Service via incorrect encoding of JSON data 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.

Metadata

Created: 2018-08-23T19:10:40Z
Modified: 2024-09-20T20:16:29Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/08/GHSA-562c-5r94-xh97/GHSA-562c-5r94-xh97.json
CWE IDs: ["CWE-20"]
Alternative ID: GHSA-562c-5r94-xh97
Finding: F184
Auto approve: 1