Deserialization in Adobe Coldfusion
CVE-2018-4939
Adobe ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions have an exploitable Deserialization of Untrusted Data vulnerability. Successful exploitation could lead to arbitrary code execution.
Vulnerability class: Insecure Deserialization
EPSS: 0.633 (99.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Adobe Coldfusion — versions 11.0, 2016
- N/a Adobe Coldfusion Update 5 And Earlier Versions, 11 13 Versions — versions Adobe ColdFusion ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . 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: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- psirt@adobe.com (x_refsource_MISC, Vendor Advisory)
- psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Third Party Advisory, US Government Resource)
Frequently asked questions
- What is CVE-2018-4939?
- CVE-2018-4939 is a critical-severity vulnerability in Adobe Coldfusion, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2018-05-19.
- How severe is CVE-2018-4939?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-4939 known to be exploited?
- Yes. CVE-2018-4939 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 16 public proof-of-concept repositories are indexed.