An Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with high privileges to modify the system configuration.A user with limited configuration and commit permissions, using a specifically crafted annotate configuration command, can change any part of the device configuration.This issue affects:Junos OS:all versions before 22.2R3-S7,22.4 versions before 22.4R3-S7,23.2 versions before 23.2R2-S4,23.4 versions before 23.4R2-S4,24.2 versions before 24.2R2-S1,24.4 versions before 24.4R1-S2, 24.4R2;Junos OS Evolved:all versions before 22.4R3-S7-EVO,23.2-EVO versions before 23.2R2-S4-EVO,23.4-EVO versions before 23.4R2-S5-EVO,24.2-EVO versions before 24.2R2-S1-EVO24.4-EVO versions before 24.4R2-EVO.