CVE-2017-9822
High 8.8 Exploited in the wild (KEV) Used in ransomware campaigns
Confirmed active exploitation — CISA KEV catalog
- Name
- DotNetNuke (DNN) Remote Code Execution Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply updates per vendor instructions.
Description
DNN (aka DotNetNuke) before 9.1.1 has Remote Code Execution via a cookie, aka "2017-08 (Critical) Possible remote code execution on DNN sites."
Metrics
- CVSS 3.1
-
8.8 (HIGH)
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 95% (percentile: 100) as of 1 November 2026
- CWE
- CWE-94
Affected products
dnnsoftware: dotnetnuke
References
- http://www.dnnsoftware.com/community/security/security-center ProductVendor Advisory
- http://www.dnnsoftware.com/community/security/security-center ProductVendor Advisory
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-R… ExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-R… ExploitThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/102213 Broken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/102213 Broken LinkThird Party AdvisoryVDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017… US Government Resource