CVE-2019-10773

Published: 16 December 2019

In Yarn before 1.21.1, the package install functionality can be abused to generate arbitrary symlinks on the host filesystem by using specially crafted "bin" keys. Existing files could be overwritten depending on the current user permission set.

Priority

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package	Release	Status
node-yarnpkg Launchpad, Ubuntu, Debian	bionic	Does not exist
	disco	Ignored (end of life)
	eoan	Ignored (end of life)
	focal	Needs triage
	groovy	Ignored (end of life)
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	jammy	Needs triage
	kinetic	Ignored (end of life, was needs-triage)
	lunar	Not vulnerable (1.22.19+~cs24.27.18-1)
	mantic	Not vulnerable (1.22.19+~cs24.27.18-1)
	trusty	Does not exist
	upstream	Released (1.21.1-1)
	xenial	Does not exist

Severity score breakdown

Parameter	Value
Base score	7.8
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

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