CVE-2022-28283

Mozilla Firefox ESR and 2 others: Files or Directories Accessible to External Parties

CVE-2022-28283 is fixed in 5 products on 2 platforms, first by Mozilla Firefox (en-US) 99.0, released April 5, 2022. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms

CVSS

6.5

Medium

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0060

48th percentile

The sourceMapURL feature in devtools was missing security checks that would have allowed a webpage to attempt to include local files or other files that should have been inaccessible. This vulnerability affects Firefox < 99.

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Mozilla Firefox (en-US)	99.0	Mozilla Firefox (en-US) 99.0	Apr 5, 2022
Mozilla Firefox ESR (en-US)	102.0	Mozilla Firefox ESR (en-US) 102.0	Jun 23, 2022
Linux
firefox · Ubuntu 18.04.6 LTS (bionic)	99.0+build2-0ubuntu0.18.04.2	firefox 99.0+build2-0ubuntu0.18.04.2	Apr 6, 2022
firefox · Ubuntu 20.04 LTS (focal)	99.0+build2-0ubuntu0.20.04.2	firefox 99.0+build2-0ubuntu0.20.04.2	Apr 6, 2022
firefox · Ubuntu 22.04.1 LTS (jammy)	1:1snap1-0ubuntu1	firefox 1:1snap1-0ubuntu1	Apr 6, 2022
firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic)	99.0+build2-0ubuntu0.18.04.2	firefox-geckodriver 99.0+build2-0ubuntu0.18.04.2	Apr 6, 2022
firefox-geckodriver · Ubuntu 20.04 LTS (focal)	99.0+build2-0ubuntu0.20.04.2	firefox-geckodriver 99.0+build2-0ubuntu0.20.04.2	Apr 6, 2022
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic)	99.0+build2-0ubuntu0.18.04.2	firefox-mozsymbols 99.0+build2-0ubuntu0.18.04.2	Apr 6, 2022
firefox-mozsymbols · Ubuntu 20.04 LTS (focal)	99.0+build2-0ubuntu0.20.04.2	firefox-mozsymbols 99.0+build2-0ubuntu0.20.04.2	Apr 6, 2022

Details

Published
April 6, 2022
Weakness
CWE-552: Files or Directories Accessible to External Parties
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2022-28283

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