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CVE-2016-20076— WordPress Simple-Backup 2.7.11 Arbitrary File Deletion and Download

Quick assessment

Affected
ChrisHurst Simple Backup
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Simple Backup是ChrisHurst个人开发者的一款简单的备份软件。 ChrisHurst Simple Backup 2.7.11版本存在路径遍历漏洞，该漏洞源于对tools.php中参数delete_backup_file和download_backup_file的输入验证不足，可能导致未经验证的攻击者利用目录遍历技术访问wp-config.php、数据库转储等敏感文件，或删除.htaccess等关键文件以暴露备份目录。

CVSS 7.5 · High EPSS 0.60% · P48

Affected Version Matrix 1

VendorProduct Version RangeStatus
ChrisHurst Simple Backup 2.7.11 affected
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I. Basic Information for CVE-2016-20076

Vulnerability Information
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Vulnerability Title
WordPress Simple-Backup 2.7.11 Arbitrary File Deletion and Download
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
ChrisHurst Simple Backup 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Simple Backup是ChrisHurst个人开发者的一款简单的备份软件。 ChrisHurst Simple Backup 2.7.11版本存在路径遍历漏洞，该漏洞源于对tools.php中参数delete_backup_file和download_backup_file的输入验证不足，可能导致未经验证的攻击者利用目录遍历技术访问wp-config.php、数据库转储等敏感文件，或删除.htaccess等关键文件以暴露备份目录。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ChrisHurst Simple Backup 2.7.11 -

II. Public POCs for CVE-2016-20076

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III. Intelligence Information for CVE-2016-20076

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Exploits & Public PoCs for CVE-2016-20076 (1)

News Coverage for CVE-2016-20076 (1)

IV. Related Vulnerabilities

Same product: Simple Backup
Same vendor: ChrisHurst
Same weakness: CWE-22

V. Comments for CVE-2016-20076

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