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debianDebianDEBIAN:DSA-4690-1:2BAC1
HistoryMay 20, 2020 - 7:49 p.m.

[SECURITY] [DSA 4690-1] dovecot security update

2020-05-2019:49:21
lists.debian.org
14

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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


Debian Security Advisory DSA-4690-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
May 20, 2020 https://www.debian.org/security/faq


Package : dovecot
CVE ID : CVE-2020-10957 CVE-2020-10958 CVE-2020-10967
Debian Bug : 960963

Several vulnerabilities were discovered in the Dovecot email server,
which could cause crashes in the submission, submission-login or lmtp
services, resulting in denial of service.

For the stable distribution (buster), these problems have been fixed in
version 1:2.3.4.1-5+deb10u2.

We recommend that you upgrade your dovecot packages.

For the detailed security status of dovecot please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/dovecot

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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