CVEvulnerability

CVE-2016-4047

4.3 MEDIUM Published 2016-12-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-12-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
4.3 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0 ([email protected])
4.0 MEDIUM — AV:N/AC:L/Au:S/C:P/I:N/A:N
Weaknesses
CWE-200, CWE-611

Description

An issue was discovered in Open-Xchange OX App Suite before 7.8.1-rev8. References to external Open XML document type definitions (.dtd resources) can be placed within .docx and .xslx files. Those resources were requested when parsing certain parts of the generated document. As a result an attacker can track access to a manipulated document. Usage of a document may get tracked and information about internal infrastructure may get exposed.

Affected configurations

• open-xchange open-xchange appsuite (<= 7.8.1)

Related

Weakness · CWE (2)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
  • CWE-611 Improper Restriction of XML External Entity Reference weakness

References