Advisory Published

CVE-2023-38203: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability

First published: Thu Jul 20 2023(Updated: )

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.

Credit: psirt@adobe.com psirt@adobe.com

Affected SoftwareAffected VersionHow to fix
Adobe ColdFusion=2018
Adobe ColdFusion=2018-update1
Adobe ColdFusion=2018-update2
Adobe ColdFusion=2018-update3
Adobe ColdFusion=2018-update4
Adobe ColdFusion=2018-update5
Adobe ColdFusion=2018-update6
Adobe ColdFusion=2018-update7
Adobe ColdFusion=2018-update8
Adobe ColdFusion=2018-update9
Adobe ColdFusion=2018-update10
Adobe ColdFusion=2021
Adobe ColdFusion=2021-update1
Adobe ColdFusion=2021-update2
Adobe ColdFusion=2021-update3
Adobe ColdFusion=2018-update13
Adobe ColdFusion=2018-update12
Adobe ColdFusion=2018-update11
Adobe ColdFusion=2021-update4
Adobe ColdFusion=2018-update14
Adobe ColdFusion=2021-update5
Adobe ColdFusion=2018-update15
Adobe ColdFusion=2018-update16
Adobe ColdFusion=2021-update6
Adobe ColdFusion=2021-update7
Adobe ColdFusion=2023-update1
Adobe ColdFusion=2023
Adobe ColdFusion=2018-update17

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Frequently Asked Questions

  • What is CVE-2023-38203?

    CVE-2023-38203 is a Deserialization of Untrusted Data vulnerability in Adobe ColdFusion versions 2018u17, 2021u7, and 2023u1.

  • How severe is CVE-2023-38203?

    CVE-2023-38203 has a severity rating of 9 (critical).

  • How can CVE-2023-38203 be exploited?

    Exploitation of CVE-2023-38203 does not require user interaction.

  • What is the affected software?

    Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier), and 2023u1 (and earlier) are affected by CVE-2023-38203.

  • How can I fix CVE-2023-38203?

    To fix CVE-2023-38203, update to a version of Adobe ColdFusion that is later than 2018u17, 2021u7, or 2023u1.


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