#VU14434 Improper input validation in Cisco ASR 9000 Series Aggregation Services Routers - CVE-2018-0418
Published: August 15, 2018 / Updated: August 16, 2018
Vulnerability identifier: #VU14434
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-0418
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco ASR 9000 Series Aggregation Services Routers
Cisco ASR 9000 Series Aggregation Services Routers
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the Local Packet Transport Services (LPTS) feature set due to lack of input and validation checking on certain Precision Time Protocol (PTP) ingress traffic. A remote attacker can inject malformed traffic into and cause services on the device to become unresponsive.
Remediation
Install update from vendor's website.