CVE-2021-41559

MEDIUM6.5EPSS 0.35%

Quadratic blowup in Convert::xml2array()

Published: 6/29/2022Modified: 2/16/2024

Also known as:GHSA-9fmg-89fx-r33wBIT-silverstripe-2021-41559

Description

Silverstripe silverstripe/framework 4.x until 4.10.9 has a quadratic blowup in Convert::xml2array() that enables a remote attack via a crafted XML document.

Affected packages (2)

Bitnami/silverstripefrom 0, < 4.10.9
Packagist/silverstripe/framework>= 4.0.0, < 4.10.9

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References (6)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-41559
WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/CVE-2021-41559.yaml
WEBhttps://github.com/silverstripe/silverstripe-framework/releases
WEBhttps://www.silverstripe.org/download/security-releases
WEBhttps://www.silverstripe.org/download/security-releases/
WEBhttps://www.silverstripe.org/download/security-releases/cve-2021-41559