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Citrix Alert

1944
Classification
These posts contain security alerts, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

● Critical

● High

● Medium

● Low

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حملات تصيدية تستهدف مايكروسوفت تيمز (Microsoft Teams)

● High

Warning Date

Severity Level

Warning Number

Target Sector

24 December, 2020

● High

2020-2250

All

Description:

Citrix has released an alert about an attack targeting the following product:

  • Citrix ADCs

Threats:

Attacker could conduct a Denial of service attack (DoS).

Best practice and Recommendations:

Citrix recommends the following until a patch is available:

Customers who are impacted by this attack can disable DTLS temporarily to stop an attack and eliminate the susceptibility to the attack. This is achieved by issuing the following CLI command on Citrix ADC:

  • set vpn vserver <vpn_vserver_name> -dtls OFF

For more information:

Last updated at 24 December, 2020

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