Improper input validation in Network Time Protocol - CVE-2018-7185

 

Improper input validation in Network Time Protocol - CVE-2018-7185

Published: March 1, 2018 / Updated: March 1, 2018


Vulnerability identifier: #VU10803
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-7185
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: ntp.org
Affected software:
Network Time Protocol

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied input. A remote attacker can submit continuous crafted packets and cause the service to crash.

How to mitigate CVE-2018-7185

Update to version ntp-4.2.8p11 or later.

Sources