CVE-2021-27405 – @progfay/scrapbox-parser

Package

Manager: npm
Name: @progfay/scrapbox-parser
Vulnerable Version: >=0 <6.0.3 || >=7.0.0 <7.0.2

Severity

Level: Medium

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

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

EPSS: 0.00563 pctl0.67397

Details

Regular expression Denial of Service in @progfay/scrapbox-parser ### Impact A [Regular expression Denial of Service](https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS) flaw was found in the @progfay/scrapbox-parser package before 6.0.3, 7.0.2 for Node.js. The attacker that is able to be parsed a specially crafted text may cause the application to consume an excessive amount of CPU. ### Patches Upgrade to version 6.0.3, 7.0.2 or later. ### Workarounds Avoid to parse text with a lot of `[` chars. ### References * https://github.com/progfay/scrapbox-parser/pull/519 * https://github.com/progfay/scrapbox-parser/pull/539 * https://github.com/progfay/scrapbox-parser/pull/540 * https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-27405 * https://snyk.io/vuln/SNYK-JS-PROGFAYSCRAPBOXPARSER-1076803 ### For more information If you have any questions or comments about this advisory: * Open an issue in [github.com/progfay/scrapbox-parser](https://github.com/progfay/scrapbox-parser/issues)

Metadata

Created: 2021-03-01T20:44:44Z
Modified: 2021-02-26T19:49:07Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/03/GHSA-9fhw-r42p-5c7r/GHSA-9fhw-r42p-5c7r.json
CWE IDs: ["CWE-400"]
Alternative ID: GHSA-9fhw-r42p-5c7r
Finding: F002
Auto approve: 1