CVE-2023-51293: event booking DoS — Exploit

Description

A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
phpjabbers	event_booking_calendar	All

References

Exploits

http://packetstormsecurity.com/files/176495/PHPJabbers-Event-Booking-Calendar-4.0-Missing-Rate-Limiting.html

Other References

https://packetstorm.news/files/id/176495 https://www.phpjabbers.com/event-booking-calendar/#sectionDemo

Frequently Asked Questions

What is CVE-2023-51293? +

A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-51293? +

CVE-2023-51293 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-51293? +

CVE-2023-51293 affects products from phpjabbers, specifically: event_booking_calendar. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-51293? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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