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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2022-40956
HistoryDec 22, 2022 - 8:15 p.m.

CVE-2022-40956

2022-12-2220:15:38
Alpine Linux Development Team
security.alpinelinux.org
10
html injection
csp bypass
firefox esr
thunderbird
unix

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

39.9%

When injecting an HTML base element, some requests would ignore the CSP’s base-uri settings and accept the injected element’s base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

39.9%