What is CVE-2024-21620?

CVE-2024-21620 is a high-severity vulnerability in Juniper Ex2200, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2024-01-25.

How severe is CVE-2024-21620?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-21620 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Juniper Ex2200

CVE-2024-21620

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in J-Web of Juniper Networks Junos OS on SRX Series and EX Series allows an attacker to construct a URL that when visited by another user…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (55.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-21620?: CVE-2024-21620 is a high-severity vulnerability in Juniper Ex2200, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2024-01-25.
How severe is CVE-2024-21620?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-21620 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.