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Rewterz Threat Advisory – Multiple Adobe Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2021-40721 

Adobe Connect is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to execute arbitrary code on the system.

CVE-2021-40719 

Adobe Connect could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.

CVE-2021-40724 

Adobe Acrobat Reader for Android could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing directory traversal sequences (/../) to execute arbitrary code on the system.

CVE-2021-40720 

Adobe ops-cli could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to open a specially-crafted document, a remote attacker could exploit this vulnerability to execute arbitrary code on the system with the privileges of the victim or cause the application to crash.

CVE-2021-39864 

Adobe Commerce and Magento Open Source are vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated user to visit a malicious Web site, a remote attacker could send a malformed HTTP request to bypass the security feature. An attacker could exploit this vulnerability to perform cross-site scripting attacks, Web cache poisoning, and other malicious activities.

CVE-2021-40744 

Adobe Campaign Standard is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to execute arbitrary code on the system.

Impact

  • Cross-Site Scripting
  • Code Execution

Affected Vendors

  • Adobe

Affected Products

  • Adobe Connect 11.2.2
  • Adobe Acrobat Reader for Android 21.8.0
  • Adobe ops-cli 2.0.4
  • Adobe Commerce 2.4.2-p2
  • Adobe Commerce 2.4.3
  • Adobe Commerce 2.3.7-p1
  • Adobe Magento Open Source 2.4.2-p2
  • Adobe Magento Open Source 2.4.3
  • Adobe Magento Open Source 2.3.7-p1
  • Adobe Campaign Standard 21.2.1

Remediation

Refer to Adobe Advisory for patch, upgrade, or suggested workaround information. 

CVE-2021-40721 

https://helpx.adobe.com/security/products/connect/apsb21-91.html

CVE-2021-40719 

https://helpx.adobe.com/security/products/connect/apsb21-91.html

CVE-2021-40724 

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

CVE-2021-40720 

https://helpx.adobe.com/security/products/ops_cli/apsb21-88.html

CVE-2021-39864 

https://helpx.adobe.com/security/products/magento/apsb21-86.html

CVE-2021-40744 

https://helpx.adobe.com/security/products/campaign/apsb21-52.html