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CVE-2020-8162

Published: 19 June 2020

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

Notes

AuthorNote
seth-arnold
In Oneiric-Saucy, rails package is just for transition;
The rails package contains actual code from vivid onward

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
rails
Launchpad, Ubuntu, Debian
eoan Ignored
(end of life)
focal Needs triage

impish Not vulnerable
(2:5.2.4.3+dfsg-2)
hirsute Not vulnerable
(2:5.2.4.3+dfsg-2)
groovy Not vulnerable
(2:5.2.4.3+dfsg-2)
xenial Needs triage

jammy Not vulnerable
(2:5.2.4.3+dfsg-2)
kinetic Not vulnerable
(2:5.2.4.3+dfsg-2)
lunar Not vulnerable
(2:5.2.4.3+dfsg-2)
bionic Needs triage

trusty Does not exist

upstream Needs triage

mantic Not vulnerable
(2:5.2.4.3+dfsg-2)
rails-4.0
Launchpad, Ubuntu, Debian
bionic Does not exist

eoan Does not exist

focal Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

impish Does not exist

hirsute Does not exist

groovy Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

ruby-actionpack-3.2
Launchpad, Ubuntu, Debian
bionic Does not exist

eoan Does not exist

impish Does not exist

hirsute Does not exist

groovy Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

focal Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

ruby-activemodel-3.2
Launchpad, Ubuntu, Debian
impish Does not exist

hirsute Does not exist

groovy Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

bionic Does not exist

eoan Does not exist

focal Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

ruby-activerecord-3.2
Launchpad, Ubuntu, Debian
impish Does not exist

hirsute Does not exist

groovy Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

bionic Does not exist

eoan Does not exist

focal Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

ruby-activesupport-3.2
Launchpad, Ubuntu, Debian
impish Does not exist

hirsute Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

bionic Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

ruby-rails-3.2
Launchpad, Ubuntu, Debian
impish Does not exist

hirsute Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

bionic Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N