CVE-2021-33515: Command Injection
First published: Mon Jun 28 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dovecot Dovecot | <2.3.14.1 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Debian Debian Linux | =10.0 |
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Reference Links
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2022/09/msg00032.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/
- https://security.gentoo.org/glsa/202107-41
- https://www.openwall.com/lists/oss-security/2021/06/28/2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/
Frequently Asked Questions
What is CVE-2021-33515?
CVE-2021-33515 is a vulnerability that allows STARTTLS command injection in the submission service in Dovecot.
What is the severity of CVE-2021-33515?
The severity of CVE-2021-33515 is medium.
How does CVE-2021-33515 affect Dovecot?
CVE-2021-33515 affects Dovecot versions up to 2.3.14.1.
How does CVE-2021-33515 affect Fedora?
CVE-2021-33515 affects Fedora versions 33 and 34.
How does CVE-2021-33515 affect Debian Debian Linux?
CVE-2021-33515 affects Debian Debian Linux version 10.0.
How can I fix CVE-2021-33515 in Dovecot?
To fix CVE-2021-33515 in Dovecot, you should upgrade to version 2.3.15 or later.
- collector/nvd-index
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/dovecot
- canonical/dovecot dovecot
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0