Input validation error in Junos OS - CVE-2019-0068
Published: October 14, 2019
Vulnerability identifier: #VU21754
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-0068
CWE-ID: CWE-20
Exploitation vector: Adjecent network
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 when the SRX flowd process processing specific multicast packets. A remote attacker on adjacent network can send specific multicast packets and repeatedly crash the target application.
Note: This vulnerability affects Junos OS on SRX Series.
Affected software
Junos OS
How to mitigate CVE-2019-0068
Install updates from vendor's website.
Junos OS - addressed in versions 12.3X48-D90, 15.1X49-D180, 17.4R2-S5, 17.4R3, 18.1R3-S6, 18.2R2-S4, 18.2R3, 18.3R2-S1, 18.3R3, 18.4R2, 19.1R1-S1, 19.1R2, 19.2R1