Public Date:
1532356: CVE-2017-15130 dovecot: TLS SNI config lookups are inefficient and can be used for DoS
A denial of service flaw was found in dovecot. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

Find out more about CVE-2017-15130 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 3.7
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 dovecot Affected
Red Hat Enterprise Linux 6 dovecot Affected
Red Hat Enterprise Linux 5 dovecot Not affected


Red Hat would like to thank The Dovecot Project for reporting this issue.

External References

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