CVE-2020-14929

HIGH

Alpine < 2.23 - Insecure Connection Handling via TLS Downgrade

Title source: llm
STIX 2.1

Description

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.

References (4)

Core 4
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00025.html

Scores

CVSS v3 7.5
EPSS 0.0182
EPSS Percentile 76.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

Status published
Products (4)
alpine_project/alpine < 2.23
debian/debian_linux 8.0
fedoraproject/fedora 31
fedoraproject/fedora 32
Published Jun 19, 2020
Tracked Since Feb 18, 2026