Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2021-33515

Disclosure Date: June 28, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
4.8 Medium
Impact Score:
2.5
Exploitability Score:
2.2
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • debian,
  • dovecot,
  • fedoraproject

Products

  • debian linux 10.0,
  • dovecot,
  • fedora 33,
  • fedora 34
Technical Analysis