CVE-2017-9822

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.948 · 100 %ileexploit · weaponizedEUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 5 exploits · weaponized

Likely / severe?

94.8% (100th) EPSS

CVSS 6.5 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

added 2021-11-03remediate by 2022-05-03

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-26

DotNetNuke (DNN) Remote Code Execution Vulnerability

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."

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-20US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

exploits (5)

Public proof-of-concept and weaponised exploit code.

exploit/windows/http/dnn_cookie_deserialization_rceDotNetNuke Cookie Deserialization Remote Code Excecutionweaponized · metasploit
EDB-48336DotNetNuke - Cookie Deserialization Remote Code Execution (Metasploit)functional · exploit_db
Tnot123/cve-2017-9822Tnot123/cve-2017-9822PoC · poc_in_github
murataydemir/CVE-2017-9822[CVE-2017-9822] DotNetNuke Cookie Deserialization Remote Code Execution (RCE)PoC · poc_in_github
tranphuc2005/CVE-2017-9822tranphuc2005/CVE-2017-9822PoC · poc_in_github

affected products (3)

Products and version ranges known to be affected.

DotNetNuke DotNetNuke CMS Fixed in 9.1.1≤ DotNetNuke CMS Fixed in 9.1.1enisa_euvdEU
dnnsoftware dotnetnuke< 9.1.1nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
NuGet DotNetNuke.Core< 9.1.1osvUSpkg:nuget/DotNetNuke.Core

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-x2rg-fmcv-crq5DNN (aka DotNetNuke) has Remote Code Execution via a cookie2018-10-16ghsa · osvUS
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."

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2017-07-20modified 2026-06-17

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+10432 more

references (11)

External citations — patches, advisories, analysis.

scry

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