Lucene search

K
ubuntuUbuntuUSN-4229-2
HistoryMar 15, 2021 - 12:00 a.m.

NTP vulnerability

2021-03-1500:00:00
ubuntu.com
65

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.8

Confidence

High

EPSS

0.031

Percentile

91.1%

Releases

  • Ubuntu 18.04 ESM

Packages

  • ntp - Network Time Protocol daemon and utility programs

Details

USN-4229-1 fixed a vulnerability in NTP. This update provides the
corresponding update for Ubuntu 18.04 ESM.

Original advisory details:

It was discovered that ntpq and ntpdc incorrectly handled some arguments.
An attacker could possibly use this issue to cause ntpq or ntpdc to crash,
execute arbitrary code, or escalate to higher privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchntp< 1:4.2.8p10+dfsg-5ubuntu7.3+esm1UNKNOWN
Ubuntu18.04noarchntp< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchntp-dbgsym< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchntp-doc< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchntpdate< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchntpdate-dbgsym< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchsntp< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchsntp-dbgsym< 1:4.2.8p10+dfsg-5ubuntu7.3UNKNOWN
Ubuntu18.04noarchsntp< 1:4.2.8p10+dfsg-5ubuntu7.3+esm1UNKNOWN
Ubuntu18.04noarchntpdate< 1:4.2.8p10+dfsg-5ubuntu7.3+esm1UNKNOWN

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.8

Confidence

High

EPSS

0.031

Percentile

91.1%