5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.2 High
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.2%
Alpine before 2.23 silently proceeds to use an insecure connection after a /tls is sent in certain circumstances involving PREAUTH, which is a less secure behavior than the alternative of closing the connection and letting the user decide what they would like to do.
CPE | Name | Operator | Version |
---|---|---|---|
alpine_project:alpine | alpine project alpine | lt | 2.23 |
mailman13.u.washington.edu/pipermail/alpine-info/2020-June/008989.html
lists.debian.org/debian-lts-announce/2020/06/msg00025.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YFXQGKZZMP3VSTLZVO5Z7Z6USYIW37A6/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJLY6JDVGDNAJZ3UQDWYWSDBWOAOXMNX/
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.2 High
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.2%