CVE-2020-10958

· MEDIUMModified

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CVSS v3.1

5.3

EPSS

6.12%

Published

May 18, 2020

Modified

Nov 21, 2024

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

CWE-416

Affected Products (1)

dovecot · dovecot (up to 2.3.10.1)vulnerable

References (20)

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

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

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

ExploitThird Party Advisory

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

Mailing ListThird Party Advisory

https://dovecot.org/security

Vendor Advisory

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/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/

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

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

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

Mailing ListThird Party Advisory

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

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

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

ExploitThird Party Advisory

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

Mailing ListThird Party Advisory

https://dovecot.org/security

Vendor Advisory

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/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/

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

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

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

Mailing ListThird Party Advisory

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