CVE-2021-3902
An improper restriction of external entities (XXE) vulnerability in do ...
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD, GHSA.
Beschreibung
An improper restriction of external entities (XXE) vulnerability in dompdf/dompdf's SVG parser allows for Server-Side Request Forgery (SSRF) and deserialization attacks. This issue affects all versions prior to 2.0.0. The vulnerability can be exploited even if the isRemoteEnabled option is set to false. It allows attackers to perform SSRF, disclose internal image files, and cause PHAR deserialization attacks.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| composer::GitHub Security Advisory Composer | dompdf/dompdf | 2.0.0 |
| debian 12 | php-dompdf | 2.0.2+dfsg-1 |
| echo | php-dompdf | 2.0.2+dfsg-1 |