Security restrictions bypass in Network Time Protocol - CVE-2016-1549

 

Security restrictions bypass in Network Time Protocol - CVE-2016-1549

Published: March 1, 2018


Vulnerability identifier: #VU10806
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-1549
CWE-ID: CWE-264
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 attacker to bypass security restrictions on the target system.

The weakness exists due to insufficient security restrictions. A remote attacker can create multiple crafted ephemeral associations to bypass security restrictions and modify the clock.

How to mitigate CVE-2016-1549

Install update from vendor's website.

Sources