Adobe Acrobat Reader for Android: Execute Arbitrary Code/Commands -- Unknown/Unspecified

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.3408
Security update available for Adobe Acrobat Reader for Android | APSB21-89
                              14 October 2021

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Adobe Acrobat Reader for Android
Publisher:         Adobe
Operating System:  Android
Impact/Access:     Execute Arbitrary Code/Commands -- Unknown/Unspecified
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-40724  

Original Bulletin: 
   https://helpx.adobe.com/security/products/reader-mobile/apsb21-89.html

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Security update available for Adobe Acrobat Reader for Android | APSB21-89

Bulletin ID                  Date Published                 Priority

ASPB21-89                    October 12, 2021               3


Summary

Adobe has released a security update for Adobe Acrobat Reader for Android. This
update addresses an important vulnerability. Successful exploitation could lead
to information disclosure in the context of the current user.

Affected Versions

Product                      Version                 Platform

Adobe Acrobat Reader for
Android                      21.8.0 and earlier      All Android versions
			     version 



Solution

Adobe categorizes these updates with the following priority ratings and
recommends users update their installation to the latest version:

Product        Version            Platform              Priority   Availability
                                                         Rating

Adobe Reader   21.9.0  All supported Android versions   3          Download
Mobile                 7.0 and above                               link


Vulnerability details

Vulnerability Category                   Vulnerability Severity   CVE Numbers
                                         Impact

Improper Limitation of a Pathname to a   Arbitrary
Restricted Directory ('Path Traversal')  code          Important  CVE-2021-40724
( CWE-22 )                               execution


Acknowledgements

Adobe would like to thank hulkvision_ for reporting this issue and for working
with Adobe to help protect our customers

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