CVE-2021-23354 – printf

Package

Manager: npm
Name: printf
Vulnerable Version: >=0 <0.6.1

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: 0.00399 pctl0.59865

Details

printf vulnerable to Regular Expression Denial of Service (ReDoS) The package printf before 0.6.1 are vulnerable to Regular Expression Denial of Service (ReDoS) via the regex string ```regex /\%(?:\(([\w_.]+)\)|([1-9]\d*)\$)?([0 +\-\]*)(\*|\d+)?(\.)?(\*|\d+)?[hlL]?([\%bscdeEfFgGioOuxX])/g ``` in `lib/printf.js`. The vulnerable regular expression has cubic worst-case time complexity.

Metadata

Created: 2021-03-19T21:22:10Z
Modified: 2023-09-08T20:24:11Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/03/GHSA-xfhp-gmh8-r8v2/GHSA-xfhp-gmh8-r8v2.json
CWE IDs: ["CWE-400"]
Alternative ID: GHSA-xfhp-gmh8-r8v2
Finding: F067
Auto approve: 1