CVE-2018-15811
dnnsoftware dotnetnuke
Published 3 Jul 2019 · updated 17 Jun 2026 · Analyzed
7.5 High · CVSS 3.1, NVD
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, with a remediation deadline of 3 May 2022 for US federal agencies.
Required action: Apply updates per vendor instructions.
Description
DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.
References
- packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html · Exploit, Third Party Advisory, VDB Entry
- github.com/dnnsoftware/Dnn.Platform/releases · Release Notes
- www.dnnsoftware.com/community/security/security-center · Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15811 · US Government Resource