VYPR
Unrated severityNVD Advisory· Published Oct 18, 2022· Updated May 9, 2025

Junos OS: Cross-site Scripting (XSS) vulnerability in J-Web

CVE-2022-22242

Description

A Cross-site Scripting (XSS) vulnerability in the J-Web component of Juniper Networks Junos OS allows an unauthenticated attacker to run malicious scripts reflected off of J-Web to the victim's browser in the context of their session within J-Web. This issue affects Juniper Networks Junos OS all versions prior to 19.1R3-S9; 19.2 versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R2-S7, 19.4R3-S8; 20.1 versions prior to 20.1R3-S5; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S1; 21.3 versions prior to 21.3R3; 21.4 versions prior to 21.4R2; 22.1 versions prior to 22.1R2.

Affected products

2
  • Juniper Networks/Junosllm-fuzzy2 versions
    < 19.1R3-S9; 19.2 < 19.2R3-S6; 19.3 < 19.3R3-S7; 19.4 < 19.4R2-S7 or 19.4R3-S8; 20.1 < 20.1R3-S5; 20.2 < 20.2R3-S5; 20.3 < 20.3R3-S5; 20.4 < 20.4R3-S4; 21.1 < 21.1R3-S4; 21.2 < 21.2R3-S1; 21.3 < 21.3R3; 21.4 < 21.4R2; 22.1 < 22.1R2+ 1 more
    • (no CPE)range: < 19.1R3-S9; 19.2 < 19.2R3-S6; 19.3 < 19.3R3-S7; 19.4 < 19.4R2-S7 or 19.4R3-S8; 20.1 < 20.1R3-S5; 20.2 < 20.2R3-S5; 20.3 < 20.3R3-S5; 20.4 < 20.4R3-S4; 21.1 < 21.1R3-S4; 21.2 < 21.2R3-S1; 21.3 < 21.3R3; 21.4 < 21.4R2; 22.1 < 22.1R2
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

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