CVE-2023-4696CWE-284

Improper Access Control in usememos/memos

Critical · published September 1, 2023

CVSS v3.0
9.8
EPSS
1%
Percentile
65.9
In the wild
Unconfirmed
What it is

🔥 A nasty oversight allows unauthorized access to sensitive information in the usememos/memos GitHub repository before version 0.13.2! Think of it as leaving the backdoor of a café wide open while locking the main entrance — anyone could just stroll in and snoop around, grabbing private customer data without ever making a purchase. If exploited, this flaw could allow a malicious actor to access and potentially manipulate sensitive user data, leading to an absolute disaster for user privacy and trust. The fallout could be devastating, affecting thousands of users who rely on the platform.

Put simply

Think of it as leaving the backdoor of a café wide open while locking the main entrance — anyone could just stroll in and snoop around, grabbing private customer data without ever making a purchase. This vulnerability arises from improper access control measures in the application, which fails to restrict access to unauthorized users, enabling them to view or alter data they shouldn't have access to.

What to do

If exploited, this flaw could allow a malicious actor to access and potentially manipulate sensitive user data, leading to an absolute disaster for user privacy and trust. The fallout could be devastating, affecting thousands of users who rely on the platform. To mitigate this critical vulnerability, update the memos application to version 0.13.2 or later immediately. Additionally, review your access control configurations to ensure that only authorized users can access sensitive data. You've got this! By acting swiftly, you can secure your application and keep your users safe! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01120 · 65.9th percentile
Weakness
CWE-284 · Improper Access Control
Published
2023-09-01T00:00Z
EPSS history
Timeline
  • 01 SEP 00:00Z
    Improper Access Control in usememos/memos
    cvelistv5