CVE-2018-18325

Name: CVE-2018-18325
Creator: NVD / NIST
Published: 2019-07-03T17:15:10.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10Actively ExploitedEPSS 74.05%

Last modified Jun 17, 2026

CVE-2018-18325 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. 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 9.2.2 uses a weak encryption algorithm to protect input parameters. NOTE: this issue exists because of an incomplete fix for CVE-2018-15811.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

74.05%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by May 3, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dnnsoftware	Dotnetnuke	>= 9.2, <= 9.2.2

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
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-18325US Government Resource

Timeline

Published: Jul 3, 2019
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2018-18325?

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.

How severe is CVE-2018-18325?

CVE-2018-18325 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-2018-18325?

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.

Are you affected by CVE-2018-18325?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST