CVE-2018-18326

mediumpriority · attend · 59EPSS 0.543 · 99 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · weaponized

Likely / severe?

54.3% (99th) EPSS

CVSS 5 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-22

DNN (aka DotNetNuke) 9.2 through 9.2.2 incorrectly converts encryption key source values, resulting in lower than expected entropy. NOTE: this issue exists because of an incomplete fix for CVE-2018-15812.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · OSV

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-331USprimaryCWE-331US

exploits (2)

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

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
dnnsoftware dotnetnuke9.2 → 9.2.2nvdUScpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
NuGet DotNetNuke.Core< 9.3.0osvUSpkg:nuget/DotNetNuke.Core

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-xx3h-j3cx-8qfjInsufficient Entropy in DotNetNuke2019-07-05ghsa · osvUS
DNN (aka DotNetNuke) 9.2 through 9.2.2 incorrectly converts encryption key source values, resulting in lower than expected entropy. NOTE: this issue exists because of an incomplete fix for CVE-2018-15812.

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 2019-07-03modified 2026-06-17

related (185)

Related entries.

ID	severity	EPSS	exploitable	published
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DNN (aka DotNetNuke) 9.2 through 9.2.1 incorrectly converts encryption key source values, resulting in lower than expected entropy.
CVE-2000-0384US	high10.0OT high	5.89% (93rd)	Exploit	2000-05-08
NetStructure 7110 and 7180 have undocumented accounts (servnow, root, and wizard) whose passwords are easily guessable from the NetStructure's MAC address, which could allow remote…
CVE-2005-4145US	medium6.5	43.9% (99th)	Exploit	2005-12-10
The MSDE version of Lyris ListManager 5.0 through 8.9b configures the sa account in the database to use a password with a small search space ("lyris" and up to 5 digits, possibly f…

+180 more

references (11)

External citations — patches, advisories, analysis.

scry

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