CVE-2021-33515 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Reference

https://dovecot.org/security https://www.openwall.com/lists/oss-security/2021/06/28/2 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/ https://security.gentoo.org/glsa/202107-41

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

4.8