CVE-2018-18326
DNN (aka DotNetNuke) 9.2 through 9.2.2 incorrectly converts encryption key source values, resulting in lower than expected entropy.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 54.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 54.27% probability · 99th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 16 April 2020
- CISA KEV
- Not listed
- Weakness
- CWE-331
- Affected
- dnnsoftware/dotnetnuke
- Source
- cve@mitre.org
EPSS 54.3% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
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
- https://www.dnnsoftware.com/community/security/security-centerVendor Advisory
- 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.dnnsoftware.com/community/security/security-centerVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.