ALT-PU-2020-3453-1
Closed vulnerabilities
Published: 2020-08-12
BDU:2020-05782
Уязвимость почтового сервера Dovecot, связанная с некорректной проверкой входных данных, позволяющая нарушителю привести к сбою в работе службы аутентификации
Severity: HIGH (7.5)
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH (7.8)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2020-08-12
BDU:2020-05783
Уязвимость почтового сервера Dovecot, вызванная неконтролируемой рекурсией, 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
Severity: HIGH (7.8)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2020-08-12
BDU:2020-05789
Уязвимость почтового сервера Dovecot, связанная с некорректной проверкой входных данных, позволяющая нарушителю привести к нарушению в работе службы аутентификации
Severity: HIGH (7.5)
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH (7.8)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
References:
Published: 2020-08-12
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-12100
In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service (resource consumption) via a crafted e-mail message with deeply nested MIME parts.
Severity: MEDIUM (5.0)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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://seclists.org/fulldisclosure/2021/Jan/18
- http://www.openwall.com/lists/oss-security/2020/08/12/1
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
- http://seclists.org/fulldisclosure/2021/Jan/18
- http://www.openwall.com/lists/oss-security/2020/08/12/1
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
Published: 2020-08-12
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-12673
In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.
Severity: MEDIUM (5.0)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
- https://www.openwall.com/lists/oss-security/2020/08/12/2
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
- https://www.openwall.com/lists/oss-security/2020/08/12/2
Published: 2020-08-12
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-12674
In Dovecot before 2.3.11.3, sending a specially formatted RPA request will crash the auth service because a length of zero is mishandled.
Severity: MEDIUM (5.0)
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
- https://www.openwall.com/lists/oss-security/2020/08/12/3
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://security.gentoo.org/glsa/202009-02
- https://usn.ubuntu.com/4456-1/
- https://usn.ubuntu.com/4456-2/
- https://www.debian.org/security/2020/dsa-4745
- https://www.openwall.com/lists/oss-security/2020/08/12/3