XXE in Veeam One

CVE-2020-15418

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.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.094 (94.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-15418?
CVE-2020-15418 is a high-severity vulnerability in Veeam One, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2020-07-28.
How severe is CVE-2020-15418?
High severity. CVSS v3 base score is 7.5 out of 10.