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CVE-2018-15811

DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.

Published: Jul 3, 2019Updated: Nov 7, 2025 Sources: CVE List NVD GHSA BDUCWE-326
NVD MITRE
7.5CVSSHIGH
EPSS Score
74.0%
Top 0.6%
CISA KEV
Active Exploitation
Since Nov 3, 2021
Exploits
1 Known
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

Description

Inadequate Encryption Strength in DotNetNuke

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-326

Affected Products

DotNetNuke.CoreNuGetOSS Libraries
n/an/a
dotnetnukednnsoftware
On-premWeb App
Web & CMS Plugins / cms-core
DNNDNN Corp.
Mixed
Web & CMS Plugins / cms-core
nugetpackage-ecosystemOSS Libraries
dnnsoftwarecommercialWeb & CMS Pluginsaka dotnetnuke, dnn.platform, dnn platform
dnn corp.commercialWeb & CMS Pluginsaka dnn corp

Attack Graph

Products CVE Techniques Tactics

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Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Nov 3, 2021
Remediation due:May 3, 2022

Required action: Apply updates per vendor instructions.

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2018-15811
nvd.nist.gov
https://github.com/dnnsoftware/Dnn.Platform/releases
github.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15811
cisa.gov
and 5 more references View all →

Timeline

Published
Jul 3, 2019
Added to CISA KEV
Nov 3, 2021
Last Updated
Nov 7, 2025

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