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silverstripeCMS Improper Restriction of Recursive Entity References in DTDs (XML Entity Expansion) Vulnerability - CVE-2021-41559 - Vulnerability Database
silverstripeCMS

silverstripeCMS Improper Restriction of Recursive Entity References in DTDs (XML Entity Expansion) Vulnerability - CVE-2021-41559

Medium
Reference: CVE-2021-41559
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2021-41559
Title: silverstripeCMS Improper Restriction of Recursive Entity References in DTDs (XML Entity Expansion) Vulnerability
Overview:

Silverstripe silverstripe/framework 4.8.1 has a quadratic blowup in Convert::xml2array() that enables a remote attack via a crafted XML document.