CVE-2017-9822

DotNetNuke (DNN) Remote Code Execution Vulnerability

n/a

CVSS

94.8%

EPSS (exploit prob.)

99.9%

EPSS percentile

Yes

Actively exploited

Yes

Ransomware use

2021-11-03

Added

MITRE ATT&CK techniques

How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.

Technique	Name	Relationship
T1190	Exploit Public-Facing Application	exploitation technique
T1059	Command and Scripting Interpreter	primary impact
T1496	Resource Hijacking	secondary impact

Summary

DotNetNuke (DNN) contains a vulnerability that may allow for remote code execution via cookie deserialization.

Affected software

Vendor: DotNetNuke (DNN) · Product: DotNetNuke (DNN)

Weakness types (CWE):

What to do

This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.

Related vulnerabilities in DotNetNuke (DNN)

CVE	Name	EPSS	Exploited
CVE-2018-18325	DotNetNuke (DNN) Inadequate Encryption Strength Vulnerability	74.0%	Yes
CVE-2018-15811	DotNetNuke (DNN) Inadequate Encryption Strength Vulnerability	74.0%	Yes

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