Vulnerability identifier: #VU29293
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-401
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
ntp
Server applications /
Other server solutions
Vendor: ntp.org
Description
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak when processing CMAC authentication. A remote attacker can force the application to leak memory and perform denial of service attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
ntp: 4.2.8p11 - 4.3.100
External links
http://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/NEWS
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.