title: Junos J-Web: Cross Site Scripting Vulnerability
description: Insufficient cross site scripting protection in J-Web component in Juniper Networks Junos OS may potentially allow a remote unauthenticated user to inject web script or HTML and steal sensitive data and credentials from a J-Web session and to perform administrative actions on the Junos device. Juniper SIRT is not aware of any malicious exploitation of this vulnerability. Affected releases are Juniper Networks Junos OS 11.4 prior to 11.4R13-S3; 12.1X44 prior to 12.1X44-D60; 12.1X46 prior to 12.1X46-D40; 12.1X47 prior to 12.1X47-D30; 12.3 prior to 12.3R11; 12.3X48 prior to 12.3X48-D20; 13.2X51 prior to 13.2X51-D39, 13.2X51-D40; 13.3 prior to 13.3R9; 14.1 prior to 14.1R6; 14.2 prior to 14.2R6; 15.1 prior to 15.1R3; 15.1X49 prior to 15.1X49-D20; 15.1X53 prior to 15.1X53-D57.
problem types: Insufficient cross site scripting protection
affected:
{
product: Junos OS
vendor: Juniper Networks
versions:
status: affected, version: 11.4 prior to 11.4R13-S3
status: affected, version: 12.1X44 prior to 12.1X44-D60
status: affected, version: 12.1X46 prior to 12.1X46-D40
status: affected, version: 12.1X47 prior to 12.1X47-D30
status: affected, version: 12.3 prior to 12.3R11
status: affected, version: 12.3X48 prior to 12.3X48-D20
status: affected, version: 13.2X51 prior to 13.2X51-D39, 13.2X51-D40
status: affected, version: 13.3 prior to 13.3R9
status: affected, version: 14.1 prior to 14.1R6
status: affected, version: 14.2 prior to 14.2R6
status: affected, version: 15.1 prior to 15.1R3
status: affected, version: 15.1X49 prior to 15.1X49-D20
status: affected, version: 15.1X53 prior to 15.1X53-D57
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
version: 3.0
]