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

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

Priority

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	Ignored (end of life, was needs-triage)
	mantic	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
	mantic	Does not exist
	trusty	Ignored (end 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
	mantic	Does not exist
	trusty	Ignored (end 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
	mantic	Does not exist
	trusty	Does not exist
	upstream	Needs triage
	xenial	Released (2.3.1-2~ubuntu16.04.16+esm7) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
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
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end 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
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
ruby3.0 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Released (3.0.2-7ubuntu2.4)
	kinetic	Released (3.0.4-7ubuntu0.2)
	lunar	Does not exist
	mantic	Does not exist
	trusty	Does not exist
	upstream	Needs triage
	xenial	Does not exist
ruby3.1 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Does not exist
	kinetic	Released (3.1.2-2ubuntu0.22.10.1)
	lunar	Released (3.1.2-6ubuntu0.23.04.1)
	mantic	Released (3.1.2-7ubuntu1)
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
rubygems Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Needed
	kinetic	Ignored (end of life, was needed)
	lunar	Ignored (end of life, was needed)
	mantic	Needed
	trusty	Ignored (end of standard support)
	upstream	Released (3.4.20-1)
	xenial	Ignored (end 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

References

Join the discussion

Canonical is offering Expanded Security Maintenance

Canonical is offering Ubuntu Expanded Security Maintenance (ESM) for security fixes and essential packages.

Find out more about ESM ›