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AUSCERT External Security Bulletin Redistribution
APSB21-42 Security update available for Adobe Illustrator
14 July 2021
AusCERT Security Bulletin Summary
Product: Adobe Illustrator
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Access Confidential Data -- Existing Account
Reduced Security -- Existing Account
CVE Names: CVE-2021-28593 CVE-2021-28592 CVE-2021-28591
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Security Updates Available for Adobe Illustrator | APSB21-42
Bulletin ID Date Published Priority
ASPB21-42 July 13, 2021 3
Adobe has released an update for Adobe Illustrator 2021. This update resolves a
critical and an important vulnerabilities that could lead to arbitrary code
execution in the context of current user.
Product Version Platform
Illustrator 2021 25.2.3 and earlier versions Windows
Adobe categorizes these updates with the following priority ratings and
recommends users update their installation to the newest version via the
Creative Cloud desktop app's update mechanism. For more information, please
reference this help page .
Product Version Platform Priority Availability
Illustrator 2021 25.3 Windows and macOS 3 Download Page
Vulnerability Vulnerability CVSS
Category Impact Severity base CVSS vector CVE Numbers
Use After Arbitrary CVSS:3.1/AV:L/AC:L/
Free file system Important 3.3 PR:N/UI:R/S:U/C:L/ CVE-2021-28593
( CWE-416 )
Out-of-bounds Arbitrary CVSS:3.1/AV:L/AC:L/ CVE-2021-28591
write code Critical 7.8 PR:N/UI:R/S:U/C:H/
execution I:H/A:H CVE-2021-28592
( CWE-787 )
Adobe would like to thank Mat Powell (@mrpowell) & Joshua Smith (@kernelsmith)
of Trend Micro Zero Day Initiative for reporting these issues and for working
with Adobe to help protect our customers.
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