9.8 High
CVSS3
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
9.6 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access 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
0.779 High
EPSS
Percentile
98.2%
Yihan Lian discovered that NTP incorrectly handled certain malformed mode 6
packets. A remote attacker could possibly use this issue to cause ntpd to
crash, resulting in a denial of service. This issue only affected Ubuntu
17.10 and Ubuntu 18.04 LTS. (CVE-2018-7182)
Michael Macnair discovered that NTP incorrectly handled certain responses.
A remote attacker could possibly use this issue to execute arbitrary code.
(CVE-2018-7183)
Miroslav Lichvar discovered that NTP incorrectly handled certain
zero-origin timestamps. A remote attacker could possibly use this issue to
cause a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu
18.04 LTS. (CVE-2018-7184)
Miroslav Lichvar discovered that NTP incorrectly handled certain
zero-origin timestamps. A remote attacker could possibly use this issue to
cause a denial of service. (CVE-2018-7185)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 18.04 | noarch | ntp | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | ntp-dbgsym | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | ntp-doc | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | ntpdate | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | ntpdate-dbgsym | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | sntp | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 18.04 | noarch | sntp-dbgsym | < 1:4.2.8p10+dfsg-5ubuntu7.1 | UNKNOWN |
Ubuntu | 17.10 | noarch | ntp | < 1:4.2.8p10+dfsg-5ubuntu3.3 | UNKNOWN |
Ubuntu | 17.10 | noarch | ntp-dbgsym | < 1:4.2.8p10+dfsg-5ubuntu3.3 | UNKNOWN |
Ubuntu | 17.10 | noarch | ntp-doc | < 1:4.2.8p10+dfsg-5ubuntu3.3 | UNKNOWN |
9.8 High
CVSS3
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
9.6 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access 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
0.779 High
EPSS
Percentile
98.2%