Expected behavior violation in Junos OS - CVE-2019-0036
Published: May 22, 2019
Vulnerability identifier: #VU18577
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-0036
CWE-ID: CWE-440
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to firewall filter ignores terms using format "internal-n" during configuration. A remote attacker can bypass certain firewall rules and gain unauthorized access to resources.
Affected software
Junos OS
How to mitigate CVE-2019-0036
Install updates from vendor's website.
Junos OS - addressed in versions 14.1X53-D49, 14.1X53-D130, 15.1F6-S12, 15.1X49-D161, 15.1X49-D170, 15.1X53-D69, 15.1X53-D236, 15.1X53-D496, 15.1R7-S4, 16.1R7-S4, 16.2R2-S9, 17.1R3, 17.2R1-S8, 17.2R3-S1, 17.3R3-S4, 17.4R1-S7, 17.4R2-S3, 18.1R2-S4, 18.1R3-S4, 18.2X75-D40, 18.2R1-S5, 18.2R2-S1, 18.3R1-S3, 18.4R1-S1, 18.4R1-S2, 19.1R1