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Status published
Medium
CVE-2020-10967
In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the...
Vulnerability Description
In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://dovecot.org/security
- https://www.openwall.com/lists/oss-security/2020/05/18/1
- http://www.openwall.com/lists/oss-security/2020/05/18/1
- https://usn.ubuntu.com/4361-1/
- http://seclists.org/fulldisclosure/2020/May/37
- http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html
- https://www.debian.org/security/2020/dsa-4690
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/
- 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/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/
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Affected Vendor
dovecot
View all reports →Affected Software
dovecot
Vulnerable Versions:
0
Timeline
Official Publish:
May 18th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.0/AC:L/AV:N/A:L/C:N/I:N/PR:N/S:U/UI:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.