Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2021-29957

Published: Jun 24, 2021 | Modified: Jun 30, 2021
CVSS 3.x
4.3
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
3.5 LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-29957
CWEhttps://cwe.mitre.org/data/definitions/NVD-Other.html

If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.10.2.

Affected Software

Name Vendor Start Version End Version
Thunderbird Mozilla * 78.10.2 (excluding)
Red Hat Enterprise Linux 7 RedHat thunderbird-0:78.11.0-1.el7_9 *
Red Hat Enterprise Linux 8 RedHat thunderbird-0:78.11.0-1.el8_4 *
Red Hat Enterprise Linux 8.1 Extended Update Support RedHat thunderbird-0:78.11.0-1.el8_1 *
Red Hat Enterprise Linux 8.2 Extended Update Support RedHat thunderbird-0:78.11.0-1.el8_2 *
Thunderbird Ubuntu bionic *
Thunderbird Ubuntu devel *
Thunderbird Ubuntu focal *
Thunderbird Ubuntu groovy *
Thunderbird Ubuntu hirsute *
Thunderbird Ubuntu impish *
Thunderbird Ubuntu jammy *
Thunderbird Ubuntu kinetic *
Thunderbird Ubuntu lunar *
Thunderbird Ubuntu trusty *
Thunderbird Ubuntu upstream *
Thunderbird Ubuntu xenial *

References

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