CVE-2018-15811
HIGHCVSS 7.5/10Actively ExploitedEPSS 74.05%
Last modified
CVE-2018-15811 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.. CISA has confirmed active exploitation in the wild. EPSS estimates a 74.05% chance of exploitation in the next 30 days.
Description
DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dnnsoftware | Dotnetnuke | >= 9.2, <= 9.2.1 |
References
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/dnnsoftware/Dnn.Platform/releasesRelease Notes
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/dnnsoftware/Dnn.Platform/releasesRelease Notes
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15811US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2018-15811?
DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.
How severe is CVE-2018-15811?
CVE-2018-15811 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 74.05% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.
How do I fix CVE-2018-15811?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2018-15811?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST