CVE-2021-27200

In WoWonder 3.0.4, remote attackers can take over any account due to the weak cryptographic algorithm in recover.php

published June 11, 2021

CVSS
—
EPSS
3%
Percentile
88.7
In the wild
Unconfirmed
What it is

🚨 A remote attacker could waltz right in and take over any account in WoWonder 3.0.4, all thanks to a weak cryptographic algorithm! 🔓 Think of this vulnerability like a hotel with a malfunctioning keycard system—anyone with the right time can get a duplicate key to any room without breaking a sweat. 🏨 If exploited, an attacker could easily hijack accounts, leading to unauthorized access to private messages, personal settings, and sensitive data. This could cause absolute chaos for users, potentially exposing their information and causing reputational damage to the service.

Put simply

Think of this vulnerability like a hotel with a malfunctioning keycard system—anyone with the right time can get a duplicate key to any room without breaking a sweat. 🏨 The issue lies within recover.php, where the code parameter is predictable based solely on the time of day, making it child's play for attackers to guess valid codes and seize control of user accounts.

What to do

If exploited, an attacker could easily hijack accounts, leading to unauthorized access to private messages, personal settings, and sensitive data. This could cause absolute chaos for users, potentially exposing their information and causing reputational damage to the service. Immediately patch WoWonder to version 3.0.5 or later to address this vulnerability. Additionally, consider implementing stronger cryptographic practices to ensure that recovery codes are not predictable. 🛡️ You've got this! With these steps, you can secure your app and keep those accounts safe from unwelcome guests! 💪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03360 · 88.7th percentile
Published
2021-06-11T17:40Z
EPSS history
Timeline
  • 11 JUN 17:40Z
    In WoWonder 3.0.4, remote attackers can take over any account due to the weak cryptographic algorithm in recover.php
    cvelistv5