ChrisHurst Simple Backup 2.7.11 tools.php download_backup_file path traversal

Summaryinfo

A vulnerability categorized as critical has been discovered in ChrisHurst Simple Backup 2.7.11. This impacts an unknown function of the file tools.php. The manipulation of the argument download_backup_file results in path traversal. This vulnerability is identified as CVE-2016-20076. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in ChrisHurst Simple Backup 2.7.11. It has been classified as critical. Affected is an unknown functionality of the file tools.php. The manipulation of the argument download_backup_file with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. 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. This is going to have an impact on confidentiality. CVE summarizes:

WordPress Simple-Backup 2.7.11 contains multiple vulnerabilities that allow unauthenticated attackers to delete arbitrary files and download sensitive files by manipulating the delete_backup_file and download_backup_file parameters in tools.php. Attackers can exploit insufficient input validation using directory traversal techniques to access wp-config.php, database dumps, and other sensitive files, or delete critical files .htaccess to expose backup directories.

The weakness was released by Pizzahathacker as 39883. The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2016-20076 since 06/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:tools.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (39883). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Backup Software

Vendor

• ChrisHurst

Name

• Simple Backup

Version

• 2.7.11

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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