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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2022-22747
HistoryDec 22, 2022 - 8:15 p.m.

CVE-2022-22747

2022-12-2220:15:16
Alpine Linux Development Team
security.alpinelinux.org
20
firefox
thunderbird
certificate
crash
vulnerability
unix
pkcs7

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.8%

After accepting an untrusted certificate, handling an empty pkcs7 sequence as part of the certificate data could have lead to a crash. This crash is believed to be unexploitable. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.8%