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mageiaGentoo FoundationMGASA-2020-0222
HistoryMay 24, 2020 - 9:04 p.m.

Updated dovecot packages fix security vulnerabilities

2020-05-2421:04:47
Gentoo Foundation
advisories.mageia.org
15

5 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.038 Low

EPSS

Percentile

91.9%

Dovecot has been updated to fix several security issues. Sending malformed NOOP command causes crash in submission, submission-login or lmtp service (CVE-2020-10957). Sending command followed by sufficient number of newlines triggers a use-after-free bug that might crash submission-login, submission or lmtp service (CVE-2020-10958). Sending mail with empty quoted localpart causes submission or lmtp component to crash (CVE-2020-10967).

OSVersionArchitecturePackageVersionFilename
Mageia7noarchdovecot< 2.3.10.1-1dovecot-2.3.10.1-1.mga7

5 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.038 Low

EPSS

Percentile

91.9%