What is CVE-2017-9822?

CVE-2017-9822 is a vulnerability in Dotnetnuke Cms Fixed In 9.1.1. Published 2017-07-20.

Is CVE-2017-9822 known to be exploited?

Yes. CVE-2017-9822 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 45 public proof-of-concept repositories are indexed.

Vulnerability in Dotnetnuke Cms Fixed In 9.1.1

CVE-2017-9822

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."

EPSS: 0.943 (99.9th percentile) — read the EPSS interpretation.

Affected products

Dotnetnuke Cms Fixed In 9.1.1 — versions DotNetNuke CMS Fixed in 9.1.1

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-11-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-05-03.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

102213 (vdb-entry, x_refsource_BID)
www.dnnsoftware.com/community/security/security-center (x_refsource_CONFIRM)
packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-C… (x_refsource_MISC)

Frequently asked questions

What is CVE-2017-9822?: CVE-2017-9822 is a vulnerability in Dotnetnuke Cms Fixed In 9.1.1. Published 2017-07-20.
Is CVE-2017-9822 known to be exploited?: Yes. CVE-2017-9822 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 45 public proof-of-concept repositories are indexed.