Input validation error in Junos OS - CVE-2019-0066
Published: October 14, 2019
Vulnerability identifier: #VU21756
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-2019-0066
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service (DoS) condition on the target system.
The vulnerability exists due to an unexpected status return value weakness in the Next-Generation Multicast VPN (NG-mVPN) service. A remote attacker can send a specially crafted IPv4 packet to the device running BGP and cause a denial of service condition and core the routing protocol daemon (rpd) process.
Affected software
Junos OS
How to mitigate CVE-2019-0066
Install update from vendor's website.
Junos OS - addressed in versions 15.1F6-S12, 15.1X49-D150, 15.1X53-D68, 15.1X53-D235, 15.1X53-D495, 15.1X53-D590, 15.1R7-S2, 16.1R3-S10, 16.1R4-S12, 16.1R6-S6, 16.1R7-S2, 16.2R2-S7, 17.1R2-S9, 17.1R3, 17.2R1-S7, 17.2R2-S6, 17.2R3, 17.3R2-S4, 17.3R3, 17.4R1