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CVE-2023-28755

Published: 31 March 2023

A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1.

Notes

AuthorNote
tyhicks
ruby{1.9.1,2.0,2.3} and jruby ship an embedded rubygems.

Priority

Medium

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package Release Status
jruby
Launchpad, Ubuntu, Debian
bionic Needed

focal Needed

jammy Does not exist

kinetic Does not exist

lunar Needs triage

trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Needed

ruby1.9.1
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Does not exist

ruby2.0
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Does not exist

ruby2.3
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial
Released (2.3.1-2~ubuntu16.04.16+esm7)
ruby2.5
Launchpad, Ubuntu, Debian
bionic
Released (2.5.1-1ubuntu1.16)
focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
ruby2.7
Launchpad, Ubuntu, Debian
bionic Does not exist

focal
Released (2.7.0-5ubuntu1.11)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
ruby3.1
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Needed

lunar Needs triage

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
rubygems
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Needed

kinetic Needed

lunar Needs triage

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
Patches:
upstream: https://github.com/rubygems/rubygems/commit/c620606ad04df08b15271ff24bdcd9626ad81818

Severity score breakdown

Parameter Value
Base score 5.3
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L