CVE Vulnerability

CVE-2021-3312

An XML external entity (XXE) vulnerability in Alkacon OpenCms 11.0, 11.0.1 and 11.0.2 allows remote authenticated users with edit privileges to exfiltrate files from the server's file system by uploading a crafted SVG document.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/alkacon/opencms-core/releases Release Notes Third Party Advisory
https://github.com/alkacon/opencms-core/issues/725 Exploit Issue Tracking
Configurations

Configuration 1

cpe:2.3:a:alkacon:opencms:11.0.1:*:*:*:*:*:*:*
cpe:2.3:a:alkacon:opencms:11.0.2:*:*:*:*:*:*:*
cpe:2.3:a:alkacon:opencms:11.0:-:*:*:*:*:*:*
Information

Published : 2021-10-08 03:15

Updated : 2021-10-15 01:42

NVD link : CVE-2021-3312

Mitre link : CVE-2021-3312

Products Affected
No products.
CWE
CWE-611

Improper Restriction of XML External Entity Reference