Signature update for March 2021
New signatures rules are generated for the vulnerabilities identified in the week 2021-03-09. You can download and configure these signature rules to protect your appliance from security vulnerable attacks.
Signatures are compatible with the following software versions of Citrix Application Delivery Controller (ADC) 11.1, 12.0, 12.1, 13.0 and 13.1.
Citrix ADC version 12.0 has reached end of life (EOL). For more information, see release life cycle page.
Enabling Post body and Response body signature rules might affect Citrix ADC CPU.
Common Vulnerability Entry (CVE) insight
Following is a list of signature rules, CVE IDs, and its description.
|Signature rule||CVE ID||Description|
|999311||CVE-2021-26855||WEB-MISC Microsoft Exchange Server - Remote Code Execution Vulnerability Via X-AnonResource-Backend (CVE-2021-26855)|
|999312||CVE-2021-26855||WEB-MISC Microsoft Exchange Server - Remote Code Execution Vulnerability Via X-BEResource (CVE-2021-26855)|