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ubuntucveUbuntu.comUB:CVE-2023-0547
HistoryApr 12, 2023 - 12:00 a.m.

CVE-2023-0547

2023-04-1200:00:00
ubuntu.com
ubuntu.com
16
cve-2023-0547
ocsp revocation
thunderbird
s/mime
encryption
unix

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

21.9%

OCSP revocation status of recipient certificates was not checked when
sending S/Mime encrypted email, and revoked certificates would be accepted.
Thunderbird versions from 68 to 102.9.1 were affected by this bug. This
vulnerability affects Thunderbird < 102.10.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchthunderbird< 1:102.10.0+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchthunderbird< 1:102.10.0+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchthunderbird< 1:102.10.0+build2-0ubuntu0.22.04.1UNKNOWN
ubuntu22.10noarchthunderbird< 1:102.10.0+build2-0ubuntu0.22.10.1UNKNOWN

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

21.9%