Juniper Junos OS EX Series PHP External Variable Modification Vulnerability.

Juniper Junos OS on EX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control certain, important environment variables. Using a crafted request an attacker is able to modify certain PHP environment variables, leading to partial loss of integrity, which may allow chaining to other vulnerabilities.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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