CVE-2018-18325
HighExploitedPublic exploitInadequate Encryption Strength in DotNetNuke
Published Jul 5, 2019 · Updated Jul 8, 2026 · Also known as GHSA-j3g9-6fx5-gjv7
Key Facts
Patch immediately- CVE-2018-18325 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Dotnetnuke (Dnnsoftware), DotNetNuke.Core (nuget).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Nov 3, 2021. Public exploit code is available.
- EPSS estimates a 74% probability of exploitation in the next 30 days.
- Fixed versions are available, including Dotnetnuke <=9.2.2, DotNetNuke.Core 9.3.0, Dotnetnuke 9.2.2.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
74%
Higher than 99.4% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2018-18325 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
DNN (aka DotNetNuke) 9.2 through 9.2.2 uses a weak encryption algorithm to protect input parameters. NOTE: this issue exists because of an incomplete fix for CVE-2018-15811.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| Industry KEV feed | Nov 3, 2021 | May 3, 2022 | Not reported |
| CIRCL KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| ENISA EUVD | Nov 3, 2021 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| DotnetnukeDnnsoftware | See advisory | 9.2.2 |
| DotNetNuke.Corenuget | See advisory | 9.3.0 |
Patched Releases
Dotnetnuke
<=9.2.2
DotNetNuke.Core
9.3.0
Timeline
Publicly disclosed
Jul 5, 2019
Added to CISA KEV
Nov 3, 2021
Added to Industry KEV feed
Nov 3, 2021
Added to CIRCL KEV
Nov 3, 2021
Added to ENISA EUVD
Nov 3, 2021
Last updated
Jul 8, 2026
Weakness Type
- CWE-326 Inadequate Encryption Strength
References
- advisoryGHSA advisory
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2018-18325
- exploitMSF dnn_cookie_deserialization_rce.rb
- exploitVulnCheck exploitation report
- exploitExploitDB-48336
FAQ
Common Questions.
DNN (aka DotNetNuke) 9.2 through 9.2.2 uses a weak encryption algorithm to protect input parameters.
Affected: Dotnetnuke (Dnnsoftware); DotNetNuke.Core (nuget). The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Nov 3, 2021.
Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.
Public exploit code is available.
Fixed versions are available, including Dotnetnuke <=9.2.2, DotNetNuke.Core 9.3.0, Dotnetnuke 9.2.2.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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