CVE-2023-50455 Information

Description

An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the mail address verification\ feature an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails which would also spam the victim).

CVSS Vector

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

Reference

https://zammad.com/en/advisories/zaa-2023-06

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5