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CVE-2017-9822 — Vulnerability in DotNetNuke.Core — CVE Details

HIGH
Actively Exploited

DNN (aka DotNetNuke) has Remote Code Execution via a cookie

Published October 16, 2018Updated November 8, 2023Source: osv

What Should I Do?

Patch Immediately

This vulnerability is confirmed under active exploitation (CISA KEV). Patch within 24-48 hours if possible.

Summary

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."

Advisory Timeline

  • First published October 16, 2018 (2918 days ago).
  • Last revised November 8, 2023 — 1848 days after initial publication.
  • Added to CISA's Known Exploited Vulnerabilities catalog 1113 days after publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update DotNetNuke.Core to 9.1.1 or later
dotnet add package DotNetNuke.Core --version 9.1.1

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: nuget (1).

PackageEcosystemAffectedFixed In
DotNetNuke.Core
nuget
6.0.0, 7.0.0, 7.0.6.121, 7.1.0 (+15 more)9.1.1

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-20
    Improper Input ValidationMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 8.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2017-9822?
DNN (aka DotNetNuke) has Remote Code Execution via a cookie This vulnerability has been assigned a severity rating of HIGH (CVSS score: 8.8/10).
How do I check if my project is affected by CVE-2017-9822?
CVE-2017-9822 affects DotNetNuke.Core. This vulnerability is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, meaning it is being actively exploited in the wild. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2017-9822 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
8.8

High exploitability or significant impact. Prioritize remediation within days.

Known Exploited Vulnerability

This vulnerability is in CISA's Known Exploited Vulnerabilities (KEV) catalog, indicating active exploitation in the wild.

Added to KEV catalog: November 3, 2021

Remediation deadline: May 3, 2022

Also Known As

GHSA-x2rg-fmcv-crq5

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