CVE-2023-36845
Juniper Junos OS EX Series and SRX Series PHP External Variable Modification Vulnerability
Juniper · Junos OS
Vulnerability details
Juniper Junos OS on EX Series and SRX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control an important environment variable. Using a crafted request, which sets the variable PHPRC, an attacker is able to modify the PHP execution environment allowing the injection und execution of code.
Added to CISA KEV: 2023-11-13
Ransomware campaign use: Unknown
CISA due date: 2023-11-17
Defensive guidance from CISA
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC