All errata/p8/ALT-PU-2018-2070-1
ALT-PU-2018-2070-1

Package update dovecot in branch p8

Version2.2.36-alt0.M80P.1
Task#210566
Published2018-08-01
Max severityHIGH
Severity:

Closed issues (6)

BDU:2020-00779
HIGH7.1

Уязвимость почтового сервера Dovecot, связанная с чтением за границами буфера памяти, позволяющая нарушителю получить доступ к конфиденциальным данным, а также вызвать отказ в обслуживании

Published: 2020-02-27
CVSS 3.xHIGH 7.1
CVSS:3.x/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
CVSS 2.0HIGH 7.5
CVSS:2.0/AV:N/AC:L/Au:S/C:P/I:N/A:C
References
BDU:2020-00780
MEDIUM5.9

Уязвимость реализации протоколов TLS почтового сервера Dovecot, связанная с исчерпанием ресурсов, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2020-02-27
CVSS 3.xMEDIUM 5.9
CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0HIGH 7.1
CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:N/A:C
References
BDU:2020-00781
HIGH7.5

Уязвимость почтового сервера Dovecot, связанная с ошибками при настройке SASL-аунтификации, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2020-02-27
CVSS 3.xHIGH 7.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0HIGH 7.8
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:C
References
CVE-2017-14461
HIGH7.1

A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the server.

Published: 2018-03-02Modified: 2024-11-21
CVSS 2.0MEDIUM 5.5
CVSS:2.0/AV:N/AC:L/Au:S/C:P/I:N/A:P
CVSS 3.xHIGH 7.1
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
References
CVE-2017-15130
MEDIUM5.9

A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

Published: 2018-03-02Modified: 2024-11-21
CVSS 2.0MEDIUM 4.3
CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS 3.xMEDIUM 5.9
CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
References
CVE-2017-15132
HIGH7.5

A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

Published: 2018-01-25Modified: 2024-11-21
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References

Closed bugs (1)