A flaw was found in the control mode functionality of ntpd. A remote attacker could send a crafted control mode packet which could lead to information disclosure or result in DDoS amplification attacks.
Find out more about CVE-2016-9310 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 5.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | None |
| Availability Impact | Partial |
| CVSS3 Base Score | 4.8 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity Impact | None |
| Availability Impact | Low |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (ntp) | RHSA-2017:0252 | 2017-02-06 |
| Red Hat Enterprise Linux 7 (ntp) | RHSA-2017:0252 | 2017-02-06 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | ntp | Will not fix |
Use "restrict default noquery ..." in your ntp.conf file.
Vulmon