Medium severity · published Apr 6, 2020
CVE-2020-11585
There is an information disclosure issue in DNN (formerly DotNetNuke) 9.5 within the built-in Activity-Feed/Messaging/Userid/ Message Center module
4.3
CVSS
0.7%
EPSS
No
On KEV
Description
There is an information disclosure issue in DNN (formerly DotNetNuke) 9.5 within the built-in Activity-Feed/Messaging/Userid/ Message Center module. A registered user is able to enumerate any file in the Admin File Manager (other than ones contained in a secure folder) by sending themselves a message with the file attached, e.g., by using an arbitrary small integer value in the fileIds parameter.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DO
Dotnetnuke · Dnnsoftware
9.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-11585
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-11585
Exploit
https://neff.blog/2020/04/04/dotnetnuke-9-5-file-path-information-disclosure/
More from Dotnetnuke
8.8
CVE-2017-9822
DNN (aka DotNetNuke) before 9.1.1 has Remote Code Execution via a cookie, aka "2017-08 (Critical) Possible remote code execution on DNN sites."
7.5
CVE-2018-18325
DotNetNuke (DNN) Inadequate Encryption Strength Vulnerability
7.5
CVE-2018-15811
DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters
9.8
CVE-2025-64095
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem
9.8
CVE-2015-2794
The installation wizard in DotNetNuke (DNN) before 7.4.1 allows remote attackers to reinstall the application and gain SuperUser access via a direct request to…