Citrix security advisory

Number: AV20-340
Date: 17 September 2020

On 17 September 2020 Citrix released a Security Bulletin to address vulnerabilities affecting the following products:

  •  Citrix ADC and Citrix Gateway – releases prior to 13.0-64.35
  •  Citrix ADC and NetScaler Gateway – releases prior to 12.1-58.15
  •  Citrix ADC 12.1-FIPS – releases prior to 12.1-55.187
  •  Citrix ADC and NetScaler Gateway – releases prior to 11.1-65.12
  •  Citrix SD-WAN WANOP – releases prior to 11.2.1a
  •  Citrix SD-WAN WANOP – releases prior to 11.1.2a
  •  Citrix SD-WAN WANOP – releases prior to 11.0.3f
  •  Citrix SD-WAN WANOP – releases prior to 10.2.7b

The exploitation of these vulnerabilities could result in HTML injection, denial-of-service and privilege escalation.

The Cyber Centre encourages users and administrators to review the following web link and apply the necessary updates.

https://support.citrix.com/article/CTX281474

Note to Readers

The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment.  We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure, Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.

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