ByteOS Network

▼CVE Numbering Authority (CNA)

In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command.

Affected Products

Vendor

n/a

Product

n/a

Versions

Affected

Problem Types

Type	CWE ID	Description
text	N/A	n/a

Type: text

CWE ID: N/A

Description: n/a

Metrics

Version	Base score	Base severity	Vector
3.0	5.3	MEDIUM	CVSS:3.0/AC:L/AV:N/A:L/C:N/I:N/PR:N/S:U/UI:N

Version: 3.0

Base score: 5.3

Base severity: MEDIUM

Vector:

CVSS:3.0/AC:L/AV:N/A:L/C:N/I:N/PR:N/S:U/UI:N

References

Hyperlink	Resource
https://dovecot.org/security	x_refsource_MISC
https://www.openwall.com/lists/oss-security/2020/05/18/1	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2020/05/18/1	mailing-list x_refsource_MLIST
https://usn.ubuntu.com/4361-1/	vendor-advisory x_refsource_UBUNTU
http://seclists.org/fulldisclosure/2020/May/37	mailing-list x_refsource_FULLDISC
http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html	x_refsource_MISC
https://www.debian.org/security/2020/dsa-4690	vendor-advisory x_refsource_DEBIAN
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/	vendor-advisory x_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html	vendor-advisory x_refsource_SUSE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/	vendor-advisory x_refsource_FEDORA

Hyperlink: https://dovecot.org/security

Resource:

x_refsource_MISC

Hyperlink: https://www.openwall.com/lists/oss-security/2020/05/18/1

Resource:

x_refsource_CONFIRM

Hyperlink: http://www.openwall.com/lists/oss-security/2020/05/18/1

Resource:

mailing-list

x_refsource_MLIST

Hyperlink: https://usn.ubuntu.com/4361-1/

Resource:

vendor-advisory

x_refsource_UBUNTU

Hyperlink: http://seclists.org/fulldisclosure/2020/May/37

Resource:

mailing-list

x_refsource_FULLDISC

Hyperlink: http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html

Resource:

x_refsource_MISC

Hyperlink: https://www.debian.org/security/2020/dsa-4690

Resource:

vendor-advisory

x_refsource_DEBIAN

Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/

Resource:

vendor-advisory

x_refsource_FEDORA

Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html

Resource:

vendor-advisory

x_refsource_SUSE

Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/

Resource:

vendor-advisory

x_refsource_FEDORA

▼Authorized Data Publishers (ADP)

CVE Program Container

References

Hyperlink	Resource
https://dovecot.org/security	x_refsource_MISC x_transferred
https://www.openwall.com/lists/oss-security/2020/05/18/1	x_refsource_CONFIRM x_transferred
http://www.openwall.com/lists/oss-security/2020/05/18/1	mailing-list x_refsource_MLIST x_transferred
https://usn.ubuntu.com/4361-1/	vendor-advisory x_refsource_UBUNTU x_transferred
http://seclists.org/fulldisclosure/2020/May/37	mailing-list x_refsource_FULLDISC x_transferred
http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html	x_refsource_MISC x_transferred
https://www.debian.org/security/2020/dsa-4690	vendor-advisory x_refsource_DEBIAN x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/	vendor-advisory x_refsource_FEDORA x_transferred
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html	vendor-advisory x_refsource_SUSE x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/	vendor-advisory x_refsource_FEDORA x_transferred

Hyperlink: https://dovecot.org/security

Resource:

x_refsource_MISC

x_transferred

Hyperlink: https://www.openwall.com/lists/oss-security/2020/05/18/1

Resource:

x_refsource_CONFIRM

x_transferred

Hyperlink: http://www.openwall.com/lists/oss-security/2020/05/18/1

Resource:

mailing-list

x_refsource_MLIST

x_transferred

Hyperlink: https://usn.ubuntu.com/4361-1/

Resource:

vendor-advisory

x_refsource_UBUNTU

x_transferred

Hyperlink: http://seclists.org/fulldisclosure/2020/May/37

Resource:

mailing-list

x_refsource_FULLDISC

x_transferred

Hyperlink: http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html

Resource:

x_refsource_MISC

x_transferred

Hyperlink: https://www.debian.org/security/2020/dsa-4690

Resource:

vendor-advisory

x_refsource_DEBIAN

x_transferred

Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/

Resource:

vendor-advisory

x_refsource_FEDORA

x_transferred

Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html

Resource:

vendor-advisory

x_refsource_SUSE

x_transferred

Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/

Resource:

vendor-advisory

x_refsource_FEDORA

x_transferred

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References