Input validation error in Juniper Junos OS - CVE-2019-0065

 

Input validation error in Juniper Junos OS - CVE-2019-0065

Published: October 14, 2019


Vulnerability identifier: #VU21757
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2019-0065
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Juniper Junos OS

Detailed vulnerability description

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 processing SIP packets. A remote attacker can send a specially crafted SIP packet, crash the MS-PIC component on MS-MIC or MS-MPC and cause a sustained denial of service condition on the target sysem.

Note: This issue affects Junos OS on MX Series when the SIP ALG is enabled.


How to mitigate CVE-2019-0065

Install updates from vendor's website.

Sources