Description
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.
References (6)
Core 6
Core References
Vendor Advisory x_refsource_misc
https://dovecot.org/security
Mailing List, Third Party Advisory x_refsource_confirm
https://www.openwall.com/lists/oss-security/2021/06/28/2
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202107-41
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/09/msg00032.html
Scores
CVSS v3
4.8
EPSS
0.0284
EPSS Percentile
84.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Details
CWE
CWE-77
Status
published
Products (4)
debian/debian_linux
10.0
dovecot/dovecot
< 2.3.14.1
fedoraproject/fedora
33
fedoraproject/fedora
34
Published
Jun 28, 2021
Tracked Since
Feb 18, 2026