How severe is CVE-2017-3066?

CVE-2017-3066 has a CVSS 3.1 base score of 9.8 (CRITICAL). EPSS estimates a 90.6% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2017-3066: Adobe ColdFusion Deserialization

CISA Known Exploited Vulnerabilities

Adobe ColdFusion Deserialization Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2025-02-24

Remediation due

2025-03-17

Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA notes
https://helpx.adobe.com/security/products/coldfusion/apsb17-14.html ; https://nvd.nist.gov/vuln/detail/CVE-2017-3066

Description

Adobe ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier have a Java deserialization vulnerability in the Apache BlazeDS library. Successful exploitation could lead to arbitrary code execution.

Severity

CVSS 3.1 · CISA9.8 CRITICAL

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

SSVC · CISA-ADP

Exploitationactive

Automatableyes

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
-	Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier	Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier

References

4 Links

Exploits & PoCs

43993

Vulnerability databases

Other references

https://helpx.adobe.com/security/products/coldfusion/apsb17-14.html

Record Details

Published

2017-04-27

Last updated

2025-10-21

Assigner (CNA)

adobe

Credited to

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.