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Juniper Junos OS: 2021-10 Security Bulletin: Junos OS: Stored Cross-Site Scripting (XSS) vulnerability in captive portal (JSA11220) (CVE-2021-31355)

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Juniper Junos OS: 2021-10 Security Bulletin: Junos OS: Stored Cross-Site Scripting (XSS) vulnerability in captive portal (JSA11220) (CVE-2021-31355)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
10/14/2021
Created
10/15/2021
Added
10/14/2021
Modified
10/14/2021

Description

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.

Solution(s)

  • juniper-junos-os-upgrade-latest

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