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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2022-28281
HistoryDec 22, 2022 - 8:15 p.m.

CVE-2022-28281

2022-12-2220:15:23
Alpine Linux Development Team
security.alpinelinux.org
21
compromised
content process
memory corruption
thunderbird
firefox

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

50.1%

If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out of bounds write would have occurred leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

50.1%