CVE-2023-38203 is a vulnerability in Adobe ColdFusion
Published on July 20, 2023
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.
Known Exploited Vulnerability
This Adobe ColdFusion Deserialization of Untrusted Data Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.
The following remediation steps are recommended / required by January 29, 2024: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2023-38203 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2023-38203 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2023-38203
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2023-38203 are published in Adobe ColdFusion:
Affected Versions
Adobe ColdFusion:- Before and including cf2023U1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.