Ubuntu.comUB:CVE-2020-11868CVE-2020-11868
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
89.8%
ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows an off-path
attacker to block unauthenticated synchronization via a server mode packet
with a spoofed source IP address, because transmissions are rescheduled
even when a packet lacks a valid origin timestamp.
Bugs
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | ntp | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | ntp | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | ntp | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | ntp | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | ntp | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | ntpsec | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | ntpsec | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | ntpsec | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | ntpsec | < any | UNKNOWN |
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
89.8%