Vulnerability Details : CVE-2023-38203

Used for ransomware!
Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.
Published 2023-07-20 16:15:12
Updated 2025-01-23 17:53:46
Source Adobe Systems Incorporated
View at NVD,   CVE.org

Products affected by CVE-2023-38203

CVE-2023-38203 is in the CISA Known Exploited Vulnerabilities Catalog

This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
CISA required action:
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA description:
Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.
Notes:
https://helpx.adobe.com/security/products/coldfusion/apsb23-41.html ; https://nvd.nist.gov/vuln/detail/CVE-2023-38203
Added on 2024-01-08 Action due date 2024-01-29

Exploit prediction scoring system (EPSS) score for CVE-2023-38203

EPSS FAQ
94.26%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-38203

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.8
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 Adobe Systems Incorporated

CWE ids for CVE-2023-38203

References for CVE-2023-38203

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