CVE-2021-3902

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published11/15/2024

Last Modified11/19/2024

Sourcenvd

Honeypot Sightings0

Affected Products

dompdf_project:dompdf

Weaknesses (CWE)

CWE-611

References

https://github.com/dompdf/dompdf/commit/f56bc8e40be6c0ae0825e6c7396f4db80620b799(security@huntr.dev)

https://huntr.com/bounties/a6071c07-806f-429a-8656-a4742e4191b1(security@huntr.dev)

IOC Correlations

No correlations recorded

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