CVE-2017-9822
DNN (aka DotNetNuke) before 9.1.1 has Remote Code Execution via a cookie, aka "2017-08 (Critical) Possible remote code execution on DNN…
- Published
- Updated
- Reserved
- Assigned by
- hpe
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."
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as DotNetNuke (DNN) Remote Code Execution Vulnerability.
- Added
- 3 Nov 2021
- Fix due (US federal)
- 3 May 2022
- Used by ransomware
- Known
Apply updates per vendor instructions.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: it is being exploited.
Timeline
ID reserved
By hpe
- 28 days later
· 28 days later
Published
- 4 years later
· 4 years later
Added to CISA KEV
Known exploited, also by ransomware
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 94.8% · top 0.1% of all CVEs (8 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
- Remote Code Execution via untrusted deserialization of Xml data
- CWE-94 Improper Control of Generation of Code ('Code Injection') (opens in a new tab)All about CWE-94 and its CVEs
Affected products
DotNetNuke · DotNetNuke CMS Fixed in 9.1.1
- affected DotNetNuke CMS Fixed in 9.1.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetDotNetNuke.CoreGHSA-x2rg-fmcv-crq5 (opens in a new tab)
References (4)
- 102213 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.dnnsoftware.com/community/security/security-center (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-9822 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-x2rg-fmcv-crq5 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-9822)Record last updated .