CVEvulnerability
CVE-2020-10958
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-05-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.0 ([email protected])
- 5.3 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-416
Description
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 configurations
• dovecot dovecot (< 2.3.10.1)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html lists.opensuse.org
- http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html packetstormsecurity.com
- http://seclists.org/fulldisclosure/2020/May/37 Exploit, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List, Third Party Advisory
- https://dovecot.org/security Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/ lists.fedoraproject.org
- https://usn.ubuntu.com/4361-1/ usn.ubuntu.com
- https://www.debian.org/security/2020/dsa-4690 www.debian.org
- https://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html lists.opensuse.org
- http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html packetstormsecurity.com
- http://seclists.org/fulldisclosure/2020/May/37 Exploit, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List, Third Party Advisory
- https://dovecot.org/security Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/ lists.fedoraproject.org
- https://usn.ubuntu.com/4361-1/ usn.ubuntu.com
- https://www.debian.org/security/2020/dsa-4690 www.debian.org
- https://www.openwall.com/lists/oss-security/2020/05/18/1 Mailing List, Third Party Advisory