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CVE-2023-6553

CRITICALCVSS 9.8/10EPSS 97.85%

Last modified

CVE-2023-6553 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.3.7 via the /includes/backup-heart.php file. This is due to an attacker being able to control the values passed to an include, and subsequently leverage that to achieve remote code execution. EPSS estimates a 97.85% chance of exploitation in the next 30 days.

Description

The Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.3.7 via the /includes/backup-heart.php file. This is due to an attacker being able to control the values passed to an include, and subsequently leverage that to achieve remote code execution. This makes it possible for unauthenticated attackers to easily execute code on the server.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
97.85%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BackupblissBackup Migration<= 1.3.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-6553?
The Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.3.7 via the /includes/backup-heart.php file. This is due to an attacker being able to control the values passed to an include, and subsequently leverage that to achieve remote code execution. This makes it possible for unauthenticated attackers to easily execute code on the server.
How severe is CVE-2023-6553?
CVE-2023-6553 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 97.85% probability of exploitation in the next 30 days.
How do I fix CVE-2023-6553?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-6553?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST