Security VulnerabilitiesNews

Juniper Junos J-Web Use-After-Free Memory Error Remote Code Execution Vulnerability

Duncan 2660 Views 0 Comments ,  ,  ,  ,  1 min read

A vulnerability in the J-Web interface of Juniper Junos could allow an unauthenticated, remote attacker to execute arbitrary code on a targeted system.

The vulnerability is due to a use-after-free vulnerability in the affected interface. An attacker could exploit this vulnerability by submitting crafted data to the affected system. A successful exploit could allow the attacker to execute arbitrary code on the system.

Juniper Networks confirmed the vulnerability in a security bulletin and released software updates.

Analysis
To exploit this vulnerability, the attacker must have access to a targeted device. This access requirement reduces the likelihood of a successful exploit.
Safeguards
Administrators are advised to apply the appropriate updates.
Administrators are advised to allow only trusted users to have network access.
Administrators are advised to monitor affected systems.
Vendor Announcements
Juniper Networks has released a security bulletin at the following link: JSA10828
Fixed Software
Juniper customers are advised to obtain software upgrades as described in the Juniper Networks security bulletin.




Duncan

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.

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