CVE-2021-29950

2021-04-2200:00:00

ubuntu.com

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.002 Low

EPSS

Percentile

64.4%

JSON

Thunderbird unprotects a secret OpenPGP key prior to using it for a
decryption, signing or key import task. If the task runs into a failure,
the secret key may remain in memory in its unprotected state. This
vulnerability affects Thunderbird < 78.8.1.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchthunderbird< 1:78.8.1+build1-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchthunderbird< 1:78.8.1+build1-0ubuntu0.20.04.1UNKNOWN
ubuntu20.10noarchthunderbird< 1:78.8.1+build1-0ubuntu0.20.10.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	thunderbird	< 1:78.8.1+build1-0ubuntu0.18.04.1	UNKNOWN
ubuntu	20.04	noarch	thunderbird	< 1:78.8.1+build1-0ubuntu0.20.04.1	UNKNOWN
ubuntu	20.10	noarch	thunderbird	< 1:78.8.1+build1-0ubuntu0.20.10.1	UNKNOWN