CVE-2020-14929: High severity alpine vulnerability

Published Jun 19, 2020
·
Updated

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.

Affected Software

5 affected componentsFixes available
debian/alpine
2.24+dfsg1-12.26+dfsg-12.26+dfsg-2
Alpine Project Alpine<2.23
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Debian Debian Linux=8.0

Event History

Jun 19, 2020
CVE Published
via MITRE·06:58 PM
Data Sourced
via MITRE·06:58 PM
Description
Data Sourced
via NVD·07:15 PM
RemedyDescriptionSeverityAffected Software
Mar 20, 2025
Data Sourced
via Ubuntu·03:02 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·03:03 AM
DescriptionAffected Software
Data Sourced
via Launchpad·03:03 AM
Description

Frequently Asked Questions

1

What is CVE-2020-14929?

CVE-2020-14929 is a vulnerability in Alpine before version 2.23 that allows for an insecure connection to be used after a /tls is sent in certain circumstances.

2

What is the severity of CVE-2020-14929?

The severity of CVE-2020-14929 is high with a CVSS score of 7.5.

3

Which software versions are affected by CVE-2020-14929?

Alpine version up to and excluding 2.23, Fedora 31 and 32, and Debian Linux version 8.0 are affected by CVE-2020-14929.

4

How can I fix CVE-2020-14929?

To fix CVE-2020-14929, update Alpine to version 2.23 or newer, Fedora to a version higher than 32, or Debian Linux to a version higher than 8.0.

5

Where can I find more information about CVE-2020-14929?

More information about CVE-2020-14929 can be found at the following links: [link1](http://mailman13.u.washington.edu/pipermail/alpine-info/2020-June/008989.html), [link2](https://lists.debian.org/debian-lts-announce/2020/06/msg00025.html), and [link3](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YFXQGKZZMP3VSTLZVO5Z7Z6USYIW37A6/).

Contact

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