CVE-2017-9822

DotNetNuke (DNN) Remote Code Execution Vulnerability

Exploited in attacks Used by ransomware High 8.8 Attack chance: 95%

What it is

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."

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

What to do

Apply updates per vendor instructions.

Deadline for US federal agencies: May 3, 2022

Added to the CISA list: November 3, 2021
Published: July 20, 2017
Severity: High 8.8 CVSS 3.1
Chance of attacks in the next 30 days (EPSS): 95% in the top 0.1% of all known vulnerabilities
Weakness: CWE-20
More details: NVD · CVE.org · CISA

All references (3)

More exploited flaws from DotNetNuke (DNN)

Added	Vulnerability	Product	Severity	Attack chance
Nov 3, 2021	Inadequate Encryption StrengthCVE-2018-15811	DotNetNuke (DNN)	High 7.5	76%
Nov 3, 2021	Inadequate Encryption StrengthCVE-2018-18325	DotNetNuke (DNN)	High 7.5	74%

All of them →

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.