PT-2023-24388 · Phpjabbers · Php Jabbers Time Slots Booking Calendar

Published 2023-08-01 · Updated 2023-08-04 · CVE-2023-33562

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions PHP Jabbers Time Slots Booking Calendar version 3.3

Description The issue is related to user enumeration, which occurs during the password recovery process. A difference in messages could allow an attacker to determine if a user is valid or not, enabling a brute force attack with valid users.

Recommendations For PHP Jabbers Time Slots Booking Calendar version 3.3, consider modifying the password recovery process to return generic messages for all users, regardless of their validity, to prevent user enumeration. As a temporary workaround, restrict access to the password recovery feature to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2023-33562

Affected Products

Php Jabbers Time Slots Booking Calendar

References · 4

• https://osv.dev/vulnerability/CVE-2023-33562 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-33562 · Security Note
• https://medium.com/%40bcksec/multiple-vulnerabilities-in-php-jabbers-scripts-25af4afcadd4 · Note
• https://phpjabbers.com/time-slots-booking-calendar · Note