Vulnerability Details : CVE-2023-6972
The Backup Migration plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 1.3.9 via the 'content-backups' and 'content-name', 'content-manifest', or 'content-bmitmp' and 'content-identy' HTTP headers. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.
Vulnerability category: Directory traversalExecute code
Products affected by CVE-2023-6972
- cpe:2.3:a:backupbliss:backup_migration:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-6972
3.77%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-6972
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
Wordfence |
CWE ids for CVE-2023-6972
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-6972
-
https://plugins.trac.wordpress.org/changeset/3012745/backup-backup
Changeset 3012745 for backup-backup – WordPress Plugin RepositoryPatch
-
https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/bypasser.php
429 Too Many RequestsPatch
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/0a3ae696-f67d-4ed2-b307-d2f36b6f188c?source=cve
Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File DeletionPatch;Third Party Advisory
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https://plugins.trac.wordpress.org/browser/backup-backup/tags/1.3.9/includes/backup-heart.php
backup-heart.php in backup-backup/tags/1.3.9/includes – WordPress Plugin RepositoryPatch
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