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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2022-40959
HistoryDec 22, 2022 - 8:15 p.m.

CVE-2022-40959

2022-12-2220:15:39
Debian Security Bug Tracker
security-tracker.debian.org
44
iframe navigation
featurepolicy
device permissions
firefox esr
thunderbird
vulnerability

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

0.001 Low

EPSS

Percentile

45.3%

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

0.001 Low

EPSS

Percentile

45.3%