Headline
CVE-2023-26368: Adobe Security Bulletin
Adobe InCopy versions 18.5 (and earlier) and 17.4.2 (and earlier) are affected by are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Security Update Available for Adobe InCopy | APSB23-60
Bulletin ID
Date Published
Priority
APSB23-60
November 14, 2023
3
Summary
Adobe has released a security update for Adobe InCopy. This update addresses a critical vulnerability. Successful exploitation could lead to arbitrary code execution.
Affected versions
18.5 and earlier versions
17.4.2 and earlier versions
Solution
Adobe categorizes these updates with the following priority rating and recommends users update their software installations via the Creative Cloud desktop app updater, or by navigating to the InCopy Help menu and clicking “Updates.” For more information, please reference this help page.
Product
Updated version
Platform
Priority rating
Adobe InCopy
19.0
Windows and macOS
3
Adobe InCopy
18.5.1
Windows and macOS
3
For managed environments, IT administrators can use the Creative Cloud Packager to create deployment packages. Refer to this help page for more information.
Vulnerability Details
Vulnerability Category
Vulnerability Impact
Severity
CVSS base score
CVSS vector
CVE Number
Out-of-bounds Read (CWE-125)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2023-26368
Acknowledgments
Adobe would like to thank the following researchers for reporting this issue and for working with Adobe to help protect our customers.
- Michael Heinzl – CVE-2023-26368
NOTE: Adobe has a private, invite-only, bug bounty program with HackerOne. If you are interested in working with Adobe as an external security researcher, please fill out this form for next steps.
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For more information, visit https://helpx.adobe.com/security.html, or email [email protected]
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