CVE-2017-15130
5.9
MEDIUM
CVSS 3.1
EPSS 1.2%
Description
A denial of service flaw was found in dovecot before 2.2.34. 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.
How to fix CVE-2017-15130
To remediate CVE-2017-15130, upgrade the affected package to a fixed version below.
- Alpine/dovecot—upgrade to 2.3.1-r0 or later
- Debian/dovecot—upgrade to 1:2.2.34-1 or later
Is CVE-2017-15130 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.3.1-r0
- from 0, < 1:2.2.34-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |