Description
An issue was discovered in Zammad before 4.1.1. An attacker with valid agent credentials may send a series of crafted requests that cause an endless loop and thus cause denial of service.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://zammad.com/en/advisories/zaa-2021-11
Scores
CVSS v3
6.5
EPSS
0.0043
EPSS Percentile
62.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-835
Status
published
Products (1)
zammad/zammad
< 4.1.1
Published
Oct 07, 2021
Tracked Since
Feb 18, 2026