Resource Exhaustion Vulnerability in Availability Booking Calendar by PHP Jabbers
CVE-2023-48831

7.5HIGH

Key Information:

Vendor
PHPjabbers
Vendor
CVE Published:
7 December 2023

Summary

A vulnerability exists in Availability Booking Calendar 5.0 that lacks adequate rate limiting in the pjActionAJaxSend function. This deficiency allows malicious attackers to send numerous requests without restriction, potentially leading to resource exhaustion on the affected server. Organizations using this product may face service disruptions as their resources become overwhelmed by excess requests, making it critical for users to implement protective measures.

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.