ALT-PU-2021-1027-1
Closed vulnerabilities
Published: 2020-09-11
BDU:2021-01901
Уязвимость компонентов lda, lmtp и imap почтового сервера Dovecot, связанная с недостаточной проверкой вводимых данных, позволяющая нарушителю вызвать отказ в обслуживании
Severity: HIGH (7.5)
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2021-01-04
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-24386
An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).
Severity: MEDIUM (6.8)
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
References:
- http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html
- http://packetstormsecurity.com/files/160842/Dovecot-2.3.11.3-Access-Bypass.html
- 20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail
- 20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail
- http://www.openwall.com/lists/oss-security/2021/01/04/4
- http://www.openwall.com/lists/oss-security/2021/01/04/4
- https://doc.dovecot.org/configuration_manual/hibernation/
- https://doc.dovecot.org/configuration_manual/hibernation/
- https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html
- https://dovecot.org/pipermail/dovecot-news/2021-January/000450.html
- https://dovecot.org/security
- https://dovecot.org/security
- FEDORA-2021-c90cb486f7
- FEDORA-2021-c90cb486f7
- GLSA-202101-01
- GLSA-202101-01
- DSA-4825
- DSA-4825
Published: 2021-01-04
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-25275
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
Severity: HIGH (7.5)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
- http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html
- http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html
- 20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail
- 20210106 CVE-2020-24386: IMAP hibernation allows accessing other peoples mail
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html
- https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html
- https://dovecot.org/security
- https://dovecot.org/security
- FEDORA-2021-c90cb486f7
- FEDORA-2021-c90cb486f7
- GLSA-202101-01
- GLSA-202101-01
- DSA-4825
- DSA-4825