cbcvebase.
CVE-2021-31355
published 2021-10-19

CVE-2021-31355: A persistent cross-site scripting (XSS) vulnerability in the captive portal graphical user interface of Juniper Networks Junos OS may allow a remote…

medium5.4CVSS 3.1
AVNACLPRLUIRSCCLILAN
A persistent cross-site scripting (XSS) vulnerability in the captive portal graphical user interface of Juniper Networks Junos OS may allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a web administration session, possibly tricking a follow-on administrative user to perform administrative actions on the device. This issue affects Juniper Networks Junos OS: All versions, including the following supported releases: 12.3X48 versions prior to 12.3X48-D105; 15.1X49 versions prior to 15.1X49-D220; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S7; 19.2 versions prior to 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S6; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R1-S1, 20.2R2; 20.3 versions prior to 20.3R2; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R2.

Affected

27 ranges· showing 25
VendorProductVersion rangeFixed in
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
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juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos_os
juniper_networksjunos_os>= 12.3X48 < 12.3X48-D10512.3X48-D105
juniper_networksjunos_os>= 15.1X49 < 15.1X49-D22015.1X49-D220
juniper_networksjunos_os>= 18.3 < 18.3R3-S518.3R3-S5
juniper_networksjunos_os>= 18.4 < 18.4R3-S918.4R3-S9
juniper_networksjunos_os>= 19.1 < 19.1R3-S719.1R3-S7
juniper_networksjunos_os>= 19.2 < 19.2R3-S319.2R3-S3
juniper_networksjunos_os>= 19.3 < 19.3R3-S419.3R3-S4
juniper_networksjunos_os>= 19.4 < 19.4R3-S619.4R3-S6
juniper_networksjunos_os>= 20.1 < 20.1R320.1R3
juniper_networksjunos_os>= 20.2 < 20.2R1-S1, 20.2R220.2R1-S1, 20.2R2
juniper_networksjunos_os>= 20.3 < 20.3R220.3R2