Improper control of interaction frequency in osTicket - #VU55412
Published: July 28, 2021
Vulnerability identifier: #VU55412
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-799
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to absent anti-automation checks on tickets submission. A remote user can open arbitrary number of tickets by constantly refreshing the page in browser after successful ticket creation.
Affected software
osTicket
Remediation
Install updates from vendor's website.
osTicket - addressed in versions 1.14.7, 1.15.3