Headline
CVE-2023-21599: Adobe Security Bulletin
Adobe InCopy versions 18.0 (and earlier), 17.4 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Security Update Available for Adobe InCopy | APSB23-08
Bulletin ID
Date Published
Priority
APSB23-08
January 10, 2023
3
Summary
Adobe has released a security update for Adobe InCopy. This update addresses multiple critical and an important vulnerabilities. Successful exploitation could lead to arbitrary code execution and memory leak.
Affected versions
ID18.0 and earlier version.
ID17.4 and earlier version.
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
Release: ID18.1
Windows and macOS
3
Adobe InCopy
Release: ID17.4.1
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
Heap-based Buffer Overflow (CWE-122)
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-2023-21594
Out-of-bounds Write (CWE-787)
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-2023-21595
Improper Input Validation (CWE-20)
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-2023-21596
Out-of-bounds Write (CWE-787)
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-2023-21597
Use After Free (CWE-416)
Memory leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2023-21598
Out-of-bounds Read (CWE-125)
Memory Leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2023-21599
Acknowledgments
Adobe would like to thank the following researchers for reporting this issue and for working with Adobe to help protect our customers.
- Mat Powell with Trend Micro Zero Day Initiative – CVE-2023-21594, CVE-2023-21595, CVE-2023-21596, CVE-2023-21597, CVE-2023-21598, CVE-2023-21599
Revisions
July 13, 2022: Bulletin revised for inclusion of CVE-2022-34249, CVE-2022-34250, CVE-2022-34251 and CVE-2022-34252
_________________________________________________________________________________
For more information, visit https://helpx.adobe.com/security.html, or email [email protected].
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Adobe InCopy version 17.3 (and earlier) and 16.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Adobe InCopy version 17.3 (and earlier) and 16.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Adobe InCopy version 17.3 (and earlier) and 16.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Adobe InCopy version 17.3 (and earlier) and 16.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.