CVE-2024-5261CWE-295

TLS certificate are not properly verified when utilizing LibreOfficeKit

Critical · published June 25, 2024

CVSS v4.0
10.0
EPSS
0%
Percentile
36.0
In the wild
Unconfirmed
What it is

🚨 A sneaky flaw in LibreOffice allows TLS certification verification to be turned off, making it easier for attackers to intercept communications! 🔥 Think of it like a restaurant that serves food without checking if it’s actually safe to eat — you might get a surprise in your meal that could ruin your day! 🍽️ Without proper verification, attackers could potentially hijack data and deliver malicious content, posing a serious threat to sensitive information. Anyone using LibreOfficeKit could become an unwitting accomplice in this danger, leading to devastating data breaches or loss of integrity.

Put simply

Think of it like a restaurant that serves food without checking if it’s actually safe to eat — you might get a surprise in your meal that could ruin your day! 🍽️ In affected versions of LibreOffice, the TLS verification (CURLOPT_SSL_VERIFYPEER) is disabled when using LibreOfficeKit, allowing insecure connections that can be exploited by a man-in-the-middle attacker.

What to do

Without proper verification, attackers could potentially hijack data and deliver malicious content, posing a serious threat to sensitive information. Anyone using LibreOfficeKit could become an unwitting accomplice in this danger, leading to devastating data breaches or loss of integrity. Upgrade to LibreOffice version 24.2.4 or later immediately to restore TLS certification verification. Review any third-party components that may interact with LibreOfficeKit to ensure they are not vulnerable. Implement monitoring to detect unauthorized access or data interception. You've got this! By taking these steps, you can safeguard your data and keep the bad guys at bay. 🛡️

The record
Technical detail
CVSS v4.0
10.0 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.00428 · 36.0th percentile
Weakness
CWE-295 · Improper Certificate Validation
Published
2024-06-25T12:44Z
EPSS history
Timeline
  • 25 JUN 12:44Z
    TLS certificate are not properly verified when utilizing LibreOfficeKit
    cvelistv5