CVE-2020-28200
4.3
MEDIUM
CVSS 3.1
EPSS 1.2%
Description
The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.
How to fix CVE-2020-28200
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/dovecot—no fix listed
Is CVE-2020-28200 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |