CVE-2023-40766

User enumeration is found in in PHPJabbers Ticket Support Script v3.2

published August 28, 2023

CVSS
—
EPSS
1%
Percentile
59.0
In the wild
Unconfirmed
What it is

⚠️ User enumeration is sneaking into PHPJabbers Ticket Support Script v3.2! During password recovery, attackers can tell if a user exists based on the responses they receive. 😱 Think of this like a bouncer at a club who responds differently to various guests — a simple 'you’re not on the list' versus a firm 'sorry, not happening' can easily give away who’s VIP! 🎟️ This could lead to attackers identifying valid usernames and unleashing brute force attacks to crack passwords. If they can confirm users exist, they can systematically target them, potentially compromising accounts and sensitive information. Yikes!

Put simply

Think of this like a bouncer at a club who responds differently to various guests — a simple 'you’re not on the list' versus a firm 'sorry, not happening' can easily give away who’s VIP! 🎟️ The flaw allows attackers to discern valid users based on differing password recovery messages, creating a pathway for potential exploitation through brute force attacks on those identified users.

What to do

This could lead to attackers identifying valid usernames and unleashing brute force attacks to crack passwords. If they can confirm users exist, they can systematically target them, potentially compromising accounts and sensitive information. Yikes! To mitigate this vulnerability, update to the latest version of PHPJabbers Ticket Support Script as soon as it’s available. Additionally, standardize recovery messages to prevent attackers from gaining insights into valid accounts. Security audits are also a good idea! You've got this! With these steps, you can help keep your users safe and secure. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00891 · 59.0th percentile
Published
2023-08-28T00:00Z
EPSS history
Timeline
  • 28 AUG 00:00Z
    User enumeration is found in in PHPJabbers Ticket Support Script v3.2
    cvelistv5