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
8.5 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.014 Low
EPSS
Percentile
86.5%
It was discovered that Thunderbird didn’t ignore IMAP server responses
prior to completion of the STARTTLS handshake. A person-in-the-middle
could potentially exploit this to trick Thunderbird into showing incorrect
information. (CVE-2021-29969)
Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context, an
attacker could potentially exploit these to cause a denial of service, or
execute arbitrary code. (CVE-2021-29970, CVE-2021-29976, CVE-2021-29980,
CVE-2021-29984, CVE-2021-29985, CVE-2021-29986, CVE-2021-29988,
CVE-2021-29989, CVE-2021-30547)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 21.04 | noarch | thunderbird | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-dbg | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-dev | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-gnome-support | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-gnome-support-dbg | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-locale-af | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-locale-ar | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-locale-ast | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-locale-be | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
Ubuntu | 21.04 | noarch | thunderbird-locale-bg | < 1:78.13.0+build1-0ubuntu0.21.04.2 | UNKNOWN |
ubuntu.com/security/CVE-2021-29969
ubuntu.com/security/CVE-2021-29970
ubuntu.com/security/CVE-2021-29976
ubuntu.com/security/CVE-2021-29980
ubuntu.com/security/CVE-2021-29984
ubuntu.com/security/CVE-2021-29985
ubuntu.com/security/CVE-2021-29986
ubuntu.com/security/CVE-2021-29988
ubuntu.com/security/CVE-2021-29989
ubuntu.com/security/CVE-2021-30547
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
8.5 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.014 Low
EPSS
Percentile
86.5%