CVE-2018-18326
DNN (aka DotNetNuke) 9.2 through 9.2.2 incorrectly converts encryption key source values, resulting in lower than expected entropy. NOTE:…
- 7.5HighCVSS base score
- 54.3%Exploitation in 30 daysEPSS · top 1.0% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
DNN (aka DotNetNuke) 9.2 through 9.2.2 incorrectly converts encryption key source values, resulting in lower than expected entropy. NOTE: this issue exists because of an incomplete fix for CVE-2018-15812.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it.
Show the exploits2
Metasploit modules1 module
- DotNetNuke Cookie Deserialization Remote Code Excecution (Metasploit module) (opens in a new tab)
exploit/windows/http/dnn_cookie_deserialization_rceRank excellentdisclosed 20 Jul 2017
Exploit-DB1 entry
- DotNetNuke - Cookie Deserialization Remote Code Execution (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 48336remote, windowspublished 16 Apr 2020Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 9 months later
· 9 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 54.3% · top 1.0% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetDotNetNuke.CoreGHSA-xx3h-j3cx-8qfj (opens in a new tab)
References
3
- https://github.com/dnnsoftware/Dnn.Platform/releases (opens in a new tab)x_refsource_MISCx_transferred
- https://www.dnnsoftware.com/community/security/security-center (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-0612 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-xx3h-j3cx-8qfj (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-18326)Record last updated .