CVSS 3.1 Score 6.1 of 10 (medium)


Published Jan 25, 2024
Updated: Feb 1, 2024


CVE-2024-21620 is an Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability found in J-Web of Juniper Networks Junos OS on SRX Series and EX Series. It allows an attacker to execute commands with the target's permissions, including an administrator, by constructing a URL that when visited by another user triggers the vulnerability. The affected products include all versions earlier than 20.4R3-S10, 21.2 versions earlier than 21.2R3-S8, 21.4 versions earlier than 21.4R3-S6, and various other versions specified in the provided list. The vulnerability has a base severity rating of MEDIUM with a base score of 6.1 according to NIST's National Vulnerability Database (NVD).

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