CVE-2015-5300

CVE Details

Release Date:	2015-10-21
Impact:	Moderate	What is this?

Description

The panic_gate check in NTP before 4.2.8p5 is only re-enabled afterthe first change to the system clock that was greater than 128 milliseconds by default, which allows remote attackers to set NTP to an arbitrary time when started with the -g option, or to alter the time by up to 900 seconds otherwise by responding to an unspecified number of requests from trusted sources, and leveraging a resulting denial of service (abort and restart).

See more information about CVE-2015-5300 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	4.3
Vector String:	AV:N/AC:M/Au:N/C:N/I:P/A:N
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (ntp)	ELSA-2015-1930	2015-10-26
Oracle Linux version 7 (ntp)	ELSA-2015-1930	2015-10-26
Oracle VM version 3.3 (ntp)	OVMSA-2015-0140	2015-10-26