VDB
CVE-2021-33515
CVE-2021-33515
PUBLISHED
CVSS 4.800000190734863 MEDIUM
The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address.
EPSS 2.85% · 86.1th percentile
Risk Scores
CVSS 3.1
4.800000190734863
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS Score
2.85%
86.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | dovecot | 0, 1:2.3.4.1-5ubuntu3, 1:2.3.7.2-1ubuntu1 |
Timeline
- Jun 21, 2021 CVE Published
- Jun 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 27, 2025 EPSS Score
- Mar 29, 2025 EPSS Score
- May 1, 2025 EPSS Score
- May 4, 2025 EPSS Score
- Jun 4, 2025 EPSS Score
- Jun 29, 2025 EPSS Score
- Jul 1, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-33515 third-party-advisory
- https://dovecot.org/pipermail/dovecot-news/2021-June/000457.html third-party-advisory
- https://dovecot.org/pipermail/dovecot-news/2021-June/000459.html third-party-advisory
- https://ubuntu.com/security/notices/USN-4993-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-33515 third-party-advisory