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.
References
| Link | Resource |
|---|---|
| https://kb.juniper.net/JSA11220 | Patch Vendor Advisory |
| https://kb.juniper.net/JSA11220 | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
21 Nov 2024, 06:05
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : 3.5
v3 : 8.0 |
| References | () https://kb.juniper.net/JSA11220 - Patch, Vendor Advisory |
Information
Published : 2021-10-19 19:15
Updated : 2024-11-21 06:05
NVD link : CVE-2021-31355
Mitre link : CVE-2021-31355
CVE.ORG link : CVE-2021-31355
JSON object : View
Products Affected
juniper
- junos
CWE
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')