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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2022-22759
HistoryDec 22, 2022 - 8:15 p.m.

CVE-2022-22759

2022-12-2220:15:19
Alpine Linux Development Team
security.alpinelinux.org
19
sandboxed iframe
event handler
vulnerability
firefox
thunderbird

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.6%

If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe’s document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe’s sandbox. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.6%