Known exploited vulnerability
CVE-2017-3066
The short answer
CVE-2017-3066 affects n/a Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier and is rated critical (CVSS 9.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-02-24: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
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.
Weakness: CWE-502.
Severity
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Feb 24, 2025
Federal due date Mar 17, 2025
EPSS, next 30 days
91%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected products
Adobe ColdFusion ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier. NVD's record lists the exact affected versions.
References
- helpx.adobe.com/security/products/coldfusion/apsb17-14.html PatchVendor Advisory
- www.exploit-db.com/exploits/43993/ ExploitThird Party AdvisoryVDB Entry
- helpx.adobe.com/security/products/coldfusion/apsb17-14.html PatchVendor Advisory
- www.exploit-db.com/exploits/43993/ ExploitThird Party AdvisoryVDB Entry
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-3066 US Government Resource
Questions
Is CVE-2017-3066 being exploited?
Yes. CISA added CVE-2017-3066 to its Known Exploited Vulnerabilities catalog on 2025-02-24, with a federal remediation due date of 2025-03-17.
How do I fix CVE-2017-3066?
CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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