CVE-2021-3902 Vulnerability Details

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CVE-2021-3902 Metadata Quick Info

CVE Published: 15/11/2024 | CVE Updated: 18/11/2024 | CVE Year: 2021
Source: @huntr_ai | Vendor: dompdf | Product: dompdf/dompdf
Status : PUBLISHED

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CVE-2021-3902 Description

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.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

l➤ Impact Metrics:
    Confidentiality Impact (C)*
    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

CWE-ID: CWE-611
CWE Name: CWE-611 Improper Restriction of XML External Entity Reference
Source: dompdf

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).