CVE-2015-2794 The installation wizard in DotNetNuke (DNN) allows privilege escalation
Remote attackers can reinstall the application and gain SuperUser access by directly requesting the installation wizard page.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-2794?
CVE-2015-2794 is a critical authentication bypass vulnerability in Dnnsoftware Dotnetnuke, published on 6 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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 Install/InstallWizard.aspx.
Weakness: CWE-264
Which versions are affected by CVE-2015-2794?
2 open source packages ship an affected version, including DotNetNuke.Core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
DotNetNuke.Core NuGet | All versions | 7.4.1 |
DotNetNuke.Core NuGet | All versions | 7.4.1 |
Products include Dnnsoftware Dotnetnuke.
How do I fix CVE-2015-2794?
Upgrade DotNetNuke.Core to 7.4.1 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2015-2794 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2015-2794 exists.
Public exploit code: 1 Exploit-DB entry, 1 Nuclei template and 2 proofs of concept on GitHub.
Other vulnerabilities in Dnnsoftware Dotnetnuke
- CVE-2017-9822 DotNetNuke (DNN) Remote Code Execution
- CVE-2018-15811 DotNetNuke (DNN) Inadequate Encryption Strength
- CVE-2018-18325 DotNetNuke (DNN) Inadequate Encryption Strength
- CVE-2025-64095 DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite
- CVE-2006-3601 Privilege escalation in n/a
Sources
Also known as GHSA-x8f7-h444-97w4.