CVE-2016-4955

2016-07-0501:59:00

Debian Security Bug Tracker

security-tracker.debian.org

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.021 Low

EPSS

Percentile

89.1%

JSON

ntpd in NTP 4.x before 4.2.8p8, when autokey is enabled, allows remote attackers to cause a denial of service (peer-variable clearing and association outage) by sending (1) a spoofed crypto-NAK packet or (2) a packet with an incorrect MAC value at a certain time.

OSVersionArchitecturePackageVersionFilename
Debian11allntp< 1:4.2.8p8+dfsg-1ntp_1:4.2.8p8+dfsg-1_all.deb
Debian10allntp< 1:4.2.8p8+dfsg-1ntp_1:4.2.8p8+dfsg-1_all.deb