VDB
CVE-2020-28200
CVE-2020-28200
PUBLISHED
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.
EPSS 1.24% · 79.6th percentile
Risk Scores
EPSS Score
1.24%
79.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | dovecot | 0, 1:2.1.7-7ubuntu3, 1:2.2.9-1ubuntu1 |
| Ubuntu:16.04:LTS | dovecot | 1:2.2.22-1ubuntu2.12, 0, 1:2.2.22-1ubuntu2.14 |
| Ubuntu:20.04:LTS | dovecot | 0, 1:2.3.4.1-5ubuntu3, 1:2.3.7.2-1ubuntu1 |
| Ubuntu:18.04:LTS | dovecot | 0, 1:2.2.33.2-1ubuntu2, 1:2.2.33.2-1ubuntu4.2 |
Exploit Intelligence
- https://dovecot.org/security (circl)
- https://www.openwall.com/lists/oss-security/2021/06/28/3 (circl)
- FEDORA-2021-208340a217 (circl)
- FEDORA-2021-891c1ab1ac (circl)
Timeline
- Jun 21, 2021 CVE Published
- Jun 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 18, 2025 EPSS Score
- Mar 19, 2025 EPSS Score
- Mar 20, 2025 EPSS Score
- Mar 23, 2025 EPSS Score
- Mar 29, 2025 EPSS Score
- Mar 30, 2025 EPSS Score
- Apr 18, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-28200 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-28200 third-party-advisory
- https://dovecot.org/pipermail/dovecot-news/2021-June/000460.html third-party-advisory