CVE-2023-6553CWE-94

Backup Migration <= 1.3.7 - Unauthenticated Remote Code Execution

Critical Β· published December 15, 2023

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.9th percentile for exploit probability.

CVSS v3.1
9.8
EPSS
98%
Percentile
99.9
In the wild
Unconfirmed
What it is

🚨 A simple oversight in WordPress's Backup Migration plugin opens the door to complete chaos! 😱 Think of this flaw like a delivery driver who hands packages to just anyone without checking their ID β€” anyone can take control of the server as if they owned it!πŸ“¦ An attacker could execute any code on the server, leading to devastating consequences such as data breaches, defacement, or even complete server takeover! This vulnerability is a critical threat because it allows unauthenticated intruders to bypass all security measures and wreak havoc. πŸ”₯

Put simply

Think of this flaw like a delivery driver who hands packages to just anyone without checking their ID β€” anyone can take control of the server as if they owned it!πŸ“¦ This Remote Code Execution (RCE) vulnerability arises from improper handling of include values in the /includes/backup-heart.php file, enabling attackers to gain control of the server without authentication.

What to do

An attacker could execute any code on the server, leading to devastating consequences such as data breaches, defacement, or even complete server takeover! This vulnerability is a critical threat because it allows unauthenticated intruders to bypass all security measures and wreak havoc. πŸ”₯ To protect your site, update the Backup Migration plugin immediately to version 1.3.8 or later. In addition, review your site’s security settings and consider implementing additional access controls to harden your defenses. πŸ›‘οΈ You've got this! By staying proactive and applying the patch, you'll fortify your site against this threat! πŸ’ͺ✨

The record
Technical detail
CVSS v3.1
9.8 Β· CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.97846 Β· 99.9th percentile
Weakness
CWE-94 Β· Improper Control of Generation of Code ('Code Injection')
Published
2023-12-15T10:59Z
EPSS history
Timeline
  • 15 DEC 10:59Z
    Backup Migration <= 1.3.7 - Unauthenticated Remote Code Execution
    cvelistv5