CVE-2023-4045

Published: 1 August 2023

Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Notes

Author	Note
tyhicks	mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur	starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

Priority

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package	Release	Status
firefox Launchpad, Ubuntu, Debian	trusty	Ignored (end of standard support)
	xenial	Ignored (end of standard support)
	bionic	Ignored (end of standard support)
	jammy	Not vulnerable (code not present)
	upstream	Needs triage
	focal	Released (116.0+build2-0ubuntu0.20.04.2)
	lunar	Not vulnerable (code not present)
thunderbird Launchpad, Ubuntu, Debian	trusty	Ignored (end of standard support)
	xenial	Ignored (end of standard support)
	bionic	Ignored (end of standard support)
	focal	Released (1:102.15.0+build1-0ubuntu0.20.04.1)
	upstream	Released (102.14,115.1)
	jammy	Released (1:102.15.0+build1-0ubuntu0.22.04.1)
	lunar	Released (1:102.15.0+build1-0ubuntu0.23.04.1)
mozjs38 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Needs triage
	focal	Does not exist
	jammy	Does not exist
	lunar	Does not exist
	upstream	Needs triage
mozjs52 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Needs triage
	focal	Needs triage
	jammy	Does not exist
	lunar	Does not exist
	upstream	Needs triage
mozjs68 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Does not exist
	focal	Needs triage
	jammy	Does not exist
	lunar	Does not exist
	upstream	Needs triage
mozjs78 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Does not exist
	focal	Does not exist
	jammy	Needs triage
	lunar	Needs triage
	upstream	Needs triage
mozjs91 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Does not exist
	focal	Does not exist
	jammy	Needs triage
	lunar	Does not exist
	upstream	Needs triage
mozjs102 Launchpad, Ubuntu, Debian	trusty	Does not exist
	xenial	Does not exist
	bionic	Does not exist
	focal	Does not exist
	jammy	Needs triage
	lunar	Needs triage
	upstream	Needs triage

Severity score breakdown

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

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 ›