Number: AV20-124
Date: 29 April 2020
On 28 April 2020 Juniper Networks released an out of cycle security advisory to address a vulnerability, tracked as CVE-2020-1631, affecting the JUNOS OS J-Web and web-based HTTP/HTTPS services. This vulnerability may lead to unauthenticated remote file inclusion, web traversal, command injection, unintended file access and privilege escalation where a remote actor can gain the same level of access as anyone currently logged into the device; including an administrator.
This issue only affects Juniper Networks Junos OS devices with HTTP/HTTPS services enabled. The impact of this vulnerability is further increased if J-Web is enabled in addition to the HTTP/HTTPS services.
The Cyber Centre encourages users and administrators to review the Juniper Networks Security Advisory apply the necessary updates:
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11021&actp=METADATA
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.