CVE-2021-42560

Description

An issue was discovered in CALDERA 2.9.0. The Debrief plugin receives base64 encoded "SVG" parameters when generating a PDF document. These SVG documents are parsed in an unsafe manner and can be leveraged for XXE attacks (e.g., File Exfiltration, Server Side Request Forgery, Out of Band Exfiltration, etc.).

CVSS Version 3.1

nvd

CVE ID: CVE-2021-42560
Base Score: 8.8
Base Severity: HIGH
Vector String:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8

CVSS Version 2.0

nvd

CVE ID: CVE-2021-42560
Base Score: 6.5
Base Severity: MEDIUM
Vector String:AV:N/AC:L/Au:S/C:P/I:P/A:P

Proof Of Concept

mbadanoiu

CVE-2021-42560: Unsafe XML Parsing in MITRE Caldera

Refrence: GitHub

Refrence: NVD