CVE-2021-3902
CVSS 3.1 Score 5.3 of 10 (medium)
Details
Published Nov 15, 2024
CWE ID 203
Summary
CVE-2021-3902 is an XXE vulnerability affecting the SVG parser in dompdf's dompdf before version 2.0.0. Contrary to the belief that setting isRemoteEnabled to false would prevent attacks, this flaw allows Server-Side Request Forgery (SSRF) and deserialization attacks. Attackers can exploit this vulnerability to perform SSRF, disclose internal image files, and trigger PHAR deserialization attacks. The vulnerability can be exploited without requiring remote access, making it a significant security risk.
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Affected Vendors
- IBM Corporation