Input validation error in Junos OS - CVE-2019-0075
Published: October 11, 2019
Vulnerability identifier: #VU21722
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-0075
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the srxpfe process on Protocol Independent Multicast (PIM). A remote attacker can send a specially crafted (PIM) messages, crash the srxpfe process, reboot FPC and cause a denial of service condition.
Note: This vulnerability affects only Junos OS on SRX Series.
Affected software
Junos OS
How to mitigate CVE-2019-0075
Install updates from vendor's website.
Junos OS - addressed in versions 12.3X48-D80, 15.1X49-D160, 17.3R3-S7