CVE Vulnerabilities

CVE-2020-15418

Improper Restriction of XML External Entity Reference

Published: Jul 28, 2020 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
7.8 HIGH
AV:N/AC:L/Au:N/C:C/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Veeam ONE 10.0.0.750_20200415. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SSRSReport class. Due to the improper restriction of XML External Entity (XXE) references, a specially crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose file contents in the context of SYSTEM. Was ZDI-CAN-10709.

Weakness

The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

Affected Software

Name Vendor Start Version End Version
One_firmware Veeam * 9.5.4.4587 (excluding)
One_firmware Veeam 10.0.0.0 (including) 10.0.0.750 (excluding)

Potential Mitigations

References