Session Fixation in Junos OS - CVE-2019-0062
Published: October 10, 2019
Vulnerability identifier: #VU21700
CSH Severity: Medium
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-0062
CWE-ID: CWE-384
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to steal authenticated sessions.
The vulnerability exists in the J-Web due to the the affected software does not invalidate the previous session and create a new one upon successful login. A remote attacker can use social engineering techniques to fix and hijack a J-Web administrators web session and gain administrative access to the device.Affected software
Junos OS
How to mitigate CVE-2019-0062
Install updates from vendor's website.
Junos OS - addressed in versions 12.3X48-D85, 14.1X53-D51, 15.1F6-S13, 15.1X49-D180, 15.1X53-D238, 15.1R7-S5, 16.1R4-S13, 16.1R7-S5, 16.2R2-S10, 17.1R3-S1, 17.2R2-S8, 17.2R3-S3, 17.3R3-S5, 17.4R2-S8, 18.2R3, 18.3R3, 18.4R2, 19.1R1-S2, 19.1R2, 19.2R1