CVE-2023-1894

Published: 4 May 2023

A Regular Expression Denial of Service (ReDoS) issue was discovered in Puppet Server 7.9.2 certificate validation. An issue related to specifically crafted certificate names significantly slowed down server operations.

Priority

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package	Release	Status
puppet Launchpad, Ubuntu, Debian	bionic	Needs triage
	focal	Needs triage
	jammy	Needs triage
	kinetic	Ignored (end of life, was needs-triage)
	lunar	Does not exist
	mantic	Does not exist
	noble	Does not exist
	trusty	Needs triage
	upstream	Not vulnerable (debian: Limit to Puppet Server 7)
	xenial	Needs triage
puppetserver Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	jammy	Does not exist
	kinetic	Does not exist
	lunar	Ignored (end of life, was needs-triage)
	mantic	Ignored (end of life, was needs-triage)
	noble	Needs triage
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)

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

Bugs

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1035541

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