XML External Entity injection in Episerver - CVE-2017-17762
Published: August 29, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36760
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-17762
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Episerver
Affected software:
Episerver
Episerver
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote attackers to read arbitrary files via a crafted DTD in an XML request involving util/xmlrpc/Handler.ashx.
How to mitigate CVE-2017-17762
Install update from vendor's website.