CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.8%
USN-4110-1 fixed a vulnerability in Dovecot. The update introduced a
regression causing a wrong check. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly
handled certain data. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 19.04 | noarch | dovecot-core | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-auth-lua | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-auth-lua-dbgsym | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-core-dbgsym | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-dev | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-gssapi | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-gssapi-dbgsym | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-imapd | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-imapd-dbgsym | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
Ubuntu | 19.04 | noarch | dovecot-ldap | < 1:2.3.4.1-1ubuntu2.4 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
97.8%