CVE-2020-10957

Summary

In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional 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/

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/

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