CVE-2023-48840 Denial of service in n/a
Attackers can cause resource exhaustion in Appointment Scheduler due to missing rate limiting in the AJAX send action.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-48840?
CVE-2023-48840 is a high-severity denial of service vulnerability in n/a, published on 7 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A lack of rate limiting in pjActionAjaxSend in Appointment Scheduler 3.0 allows attackers to cause resource exhaustion.
Weakness: CWE-400
Which versions are affected by CVE-2023-48840?
It affects 1 product.
Products include Phpjabbers Appointment Scheduler.
How do I fix CVE-2023-48840?
No fix has been published for CVE-2023-48840 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-48840 being exploited?
There is no known exploitation of CVE-2023-48840 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-jgw7-p4wj-h882.